The Gutenberg Webster's Unabridged Dictionary: Section I, J, K, and L
Chapter 72
||La"tex (?), n. [L.] (Bot.) A milky or colored juice in certain plants ||in cavities (called latex cells or latex tubes). It contains the ||peculiar principles of the plants, whether aromatic, bitter, or acid, ||and in many instances yields caoutchouc upon coagulation. || Lath (?), n.; pl. Laths (#). [OE. laththe, latthe, latte, AS. lætta; akin to D. lat, G. latte, OHG. latta; cf. W. llath a rod, staff, yard. Cf. Lattice, Latten.] A thin, narrow strip of wood, nailed to the rafters, studs, or floor beams of a building, for the purpose of supporting the tiles, plastering, etc. A corrugated metallic strip or plate is sometimes used.
Lath brick, a long, slender brick, used in making the floor on which malt is placed in the drying kiln. Lath nail a slender nail for fastening laths.
Lath (?), v. t. [imp. & p. p. Lathed (?); p. pr. & vb. n. Lathing.] To cover or line with laths.
Lathe (?), n. [AS. lð. Of. uncertain origin.] Formerly, a part or division of a county among the Anglo-Saxons. At present it consists of four or five hundreds, and is confined to the county of Kent. [Written also lath.] Brande & C.
Lathe (?), n. [OE. lathe a granary; akin to G. lade a chest, Icel. hlaða a storehouse, barn; but cf. also Icel. löð a smith's lathe. Senses 2 and 3 are perh. of the same origin as lathe a granary, the original meaning being, a frame to hold something. If so, the word is from an older form of E. lade to load. See Lade to load.] 1. A granary; a barn. [Obs.] Chaucer.
2. (Mach.) A machine for turning, that is, for shaping articles of wood, metal, or other material, by causing them to revolve while acted upon by a cutting tool.
3. The movable swing frame of a loom, carrying the reed for separating the warp threads and beating up the weft; -- called also lay and batten.
Blanchard lathe, a lathe for turning irregular forms after a given pattern, as lasts, gunstocks, and the like. -- Drill lathe, or Speed lathe, a small lathe which, from its high speed, is adapted for drilling; a hand lathe. -- Engine lathe, a turning lathe in which the cutting tool has an automatic feed; -- used chiefly for turning and boring metals, cutting screws, etc. -- Foot lathe, a lathe which is driven by a treadle worked by the foot. -- Geometric lathe. See under Geometric -- Hand lathe, a lathe operated by hand; a power turning lathe without an automatic feed for the tool. -- Slide lathe, an engine lathe. -- Throw lathe, a small lathe worked by one hand, while the cutting tool is held in the other.
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Lath"er (l"r), n. [AS. leáðor niter, in leáðorwyrt soapwort; cf. Icel. lauðr; perh. akin to E. lye.] 1. Foam or froth made by soap moistened with water.
2. Foam from profuse sweating, as of a horse.
Lath"er, v. t. [imp. & p. p. Lathered (?); p. pr. & vb. n. Lathering.] [AS. lðrian to lather, anoint. See Lather, n. ] To spread over with lather; as, to lather the face.
Lath"er, v. i. To form lather, or a froth like lather; to accumulate foam from profuse sweating, as a horse.
Lath"er, v. t. [Cf. Leather.] To beat severely with a thong, strap, or the like; to flog. [Low]
{ Lathe"reeve` (?), Lath"reeve` (?), } n. Formerly, the head officer of a lathe. See 1st Lathe.
Lath"ing (?), n. The act or process of covering with laths; laths, collectively; a covering of laths.
Lath"-shaped` (?), a. Having a slender elongated form, like a lath; -- said of the feldspar of certain igneous rocks, as diabase, as seen in microscopic sections.
Lath"work` (?), n. Same as Lathing.
Lath"y (?), a. Like a lath; long and slender.
A lathy horse, all legs and length.
R. Browning.
La"tian (?), a. Belonging, or relating, to Latium, a country of ancient Italy. See Latin.
La*tib"u*lize (?), v. i. [imp. & p. p. Latibulized (&?;); p. pr. & vb. n. Latibulizing (?).] [L. latibulum hiding place, fr. latere to lie hid.] To retire into a den, or hole, and lie dormant in winter; to retreat and lie hid. [R.] G. Shaw.
||La*tib"u*lum (?), n.; pl. Latibula (#). [L.] A concealed hiding ||place; a burrow; a lair; a hole. || Lat`i*cif"er*ous (?), a. [L. latex, laticis, a liquid + -ferous.] (Bot.) Containing the latex; -- applied to the tissue or tubular vessels in which the latex of the plant is found.
Lat"i*clave (?), n. [L. laticlavus, laticlavium; latus broad + clavus nail, a purple stripe on the tunica: cf. F. laticlave.] (Rom. Antiq.) A broad stripe of purple on the fore part of the tunic, worn by senators in ancient Rome as an emblem of office.
Lat`i*cos"tate (?), a. [L. latus broad + E. costate.] Broad-ribbed.
Lat`i*den"tate (?), a. [L. latus broad + E. dentate.] Broad-toothed.
{ Lat`i*fo"li*ate (?), Lat`i*fo"li*ous (?), } a. [L. latifolius; latus broad + folium leaf: cf. F. latifolié.] (Bot.) Having broad leaves.
Lat"i*mer (?), n. [OF. latinier, latimier, prop., one knowing Latin.] An interpreter. [Obs.] Coke
Lat"in (?), a. [F., fr. L. Latinus belonging to Latium, Latin, fr. Latium a country of Italy, in which Rome was situated. Cf. Ladin, Lateen sail, under Lateen.] 1. Of or pertaining to Latium, or to the Latins, a people of Latium; Roman; as, the Latin language.
2. Of, pertaining to, or composed in, the language used by the Romans or Latins; as, a Latin grammar; a Latin composition or idiom.
Latin Church (Eccl. Hist.), the Western or Roman Catholic Church, as distinct from the Greek or Eastern Church. -- Latin cross. See Illust. 1 of Cross. -- Latin races, a designation sometimes loosely given to certain nations, esp. the French, Spanish, and Italians, who speak languages principally derived from Latin. Latin Union, an association of states, originally comprising France, Belgium, Switzerland, and Italy, which, in 1865, entered into a monetary agreement, providing for an identity in the weight and fineness of the gold and silver coins of those countries, and for the amounts of each kind of coinage by each. Greece, Servia, Roumania, and Spain subsequently joined the Union.
Lat"in, n. 1. A native or inhabitant of Latium; a Roman.
2. The language of the ancient Romans.
3. An exercise in schools, consisting in turning English into Latin. [Obs.] Ascham.
4. (Eccl.) A member of the Roman Catholic Church.
Dog Latin, barbarous Latin; a jargon in imitation of Latin; as, the log Latin of schoolboys. -- Late Latin, Low Latin, terms used indifferently to designate the latest stages of the Latin language; low Latin (and, perhaps, late Latin also), including the barbarous coinages from the French, German, and other languages into a Latin form made after the Latin had become a dead language for the people. -- Law Latin, that kind of late, or low, Latin, used in statutes and legal instruments; -- often barbarous.
Lat"in, v. t. To write or speak in Latin; to turn or render into Latin. [Obs.] Fuller.
Lat"in*ism (?), n. [Cf. F. latinisme.] A Latin idiom; a mode of speech peculiar to Latin; also, a mode of speech in another language, as English, formed on a Latin model.
The term is also sometimes used by Biblical scholars to designate a Latin word in Greek letters, or the Latin sense of a Greek word in the Greek Testament.
Lat"in*ist, n. [Cf. F. latiniste.] One skilled in Latin; a Latin scholar. Cowper.
He left school a good Latinist.
Macaulay.
Lat`in*is"tic (?), a. Of, pertaining to, or derived from, Latin; in the Latin style or idiom. "Latinistic words." Fitzed. Hall.
La*tin"i*tas`ter (?), n. [Cf. Poetaster.] One who has but a smattering of Latin. Walker.
La*tin"i*ty (?), n. [L. latinitas: cf. F. latinité.] The Latin tongue, style, or idiom, or the use thereof; specifically, purity of Latin style or idiom. "His ele&?;ant Latinity." Motley.
Lat`in*i*za"tion (?), n. The act or process of Latinizing, as a word, language, or country.
The Germanization of Britain went far deeper than the Latinization of France.
M. Arnold.
Lat"in*ize (?), v. t. [imp. & p. p. Latinized (?); p. pr. & vb. n. Latinizing (?).] [L. latinizare: cf. F. latiniser.] 1. To give Latin terminations or forms to, as to foreign words, in writing Latin.
2. To bring under the power or influence of the Romans or Latins; to affect with the usages of the Latins, especially in speech. "Latinized races." Lowell.
3. To make like the Roman Catholic Church or diffuse its ideas in; as, to Latinize the Church of England.
Lat"in*ize, v. i. To use words or phrases borrowed from the Latin. Dryden.
2. To come under the influence of the Romans, or of the Roman Catholic Church.
Lat"in*ly, adv. In the manner of the Latin language; in correct Latin. [Obs.] Heylin.
La"tion (?), n. [L. latio, fr. latus borne. See Tolerate.] Transportation; conveyance. [Obs.]
{ Lat`i*ros"tral (?), Lat`i*ros"trous (?), } a. [Cf. F. latirostre. See Latirostres.] (Zoöl.) Having a broad beak. Sir T. Browne.
||Lat`i*ros"tres (?), n. pl. [NL., fr. L. latus broad + rostrum beak.] ||(Zoöl.) The broad-billed singing birds, such as the swallows, and ||their allies. || Lat"ish (?), a. Somewhat late. [Colloq.]
Lat`i*ster"nal (?), a. [L. latus broad + E. sternal.] (Zoöl.) Having a broad breastbone, or sternum; -- said of anthropoid apes.
Lat"i*tan*cy (?), n. [See Latitant.] Act or state of lying hid, or lurking. [R.] Sir T. Browne.
Lat"i*tant (?), a. [L. latitans, pr. of latitare to lie hid, to lurk, v. intens. fr. latere to be hid: cf. F. latitant.] Lying hid; concealed; latent. [R.]
||Lat"i*tat (?), n. [L., he lies hid.] (O. Eng. Law) A writ based upon ||the presumption that the person summoned was hiding. Blackstone. || Lat`i*ta"tion (?), n. [L. latitatio.] A lying in concealment; hiding. [Obs.]
Lat"i*tude (?), n. [F. latitude, L. latitudo, fr. latus broad, wide, for older stlatus; perh. akin to E. strew.] 1. Extent from side to side, or distance sidewise from a given point or line; breadth; width.
Provided the length do not exceed the latitude above one third part.
Sir H. Wotton.
2. Room; space; freedom from confinement or restraint; hence, looseness; laxity; independence.
In human actions there are no degrees and precise natural limits described, but a latitude is indulged.
Jer. Taylor.
3. Extent or breadth of signification, application, etc.; extent of deviation from a standard, as truth, style, etc.
No discreet man will believe Augustine's miracles, in the latitude of monkish relations.
Fuller.
4. Extent; size; amplitude; scope.
I pretend not to treat of them in their full latitude.
Locke.
5. (Geog.) Distance north or south of the equator, measured on a meridian.
6. (Astron.) The angular distance of a heavenly body from the ecliptic.
Ascending latitude, Circle of latitude, Geographical latitude, etc. See under Ascending. Circle, etc. -- High latitude, that part of the earth's surface near either pole, esp. that part within either the arctic or the antarctic circle. -- Low latitude, that part of the earth's surface which is near the equator.
Lat`i*tu"di*nal (?), a. Of or pertaining to latitude; in the direction of latitude.
Lat`i*tu`di*na"ri*an (?), a. [Cf. F. latitudinaire.] 1. Not restrained; not confined by precise limits.
2. Indifferent to a strict application of any standard of belief or opinion; hence, deviating more or less widely from such standard; lax in doctrine; as, latitudinarian divines; latitudinarian theology.
Latitudinarian sentiments upon religious subjects.
Allibone.
3. Lax in moral or religious principles.
Lat`i*tu`di*na"ri*an, n. 1. One who is moderate in his notions, or not restrained by precise settled limits in opinion; one who indulges freedom in thinking.
2. (Eng. Eccl. Hist.) A member of the Church of England, in the time of Charles II., who adopted more liberal notions in respect to the authority, government, and doctrines of the church than generally prevailed.
They were called "men of latitude;" and upon this, men of narrow thoughts fastened upon them the name of latitudinarians.
Bp. Burnet.
3. (Theol.) One who departs in opinion from the strict principles of orthodoxy.
Lat`i*tu`di*na"ri*an*ism (?), n. A latitudinarian system or condition; freedom of opinion in matters pertaining to religious belief.
Fierce sectarianism bred fierce latitudinarianism.
De Quincey.
He [Ammonius Saccas] plunged into the wildest latitudinarianism of opinion.
J. S. Harford.
Lat`i*tu"di*nous (?), a. Having latitude, or wide extent.
{ Lat"on (?), Lat"oun (?), } n. Latten, 1. [Obs.] Chaucer.
La"trant (?), a. [L. latrans, p. pr. of latrare. See Latrate.] Barking. [Obs.] Tickell.
La"trate (?), v. i. [L. latratus, p. p. of latrare to bark.] To bark as a dog. [Obs.]
La*tra"tion (?), n. A barking. [Obs.]
La*treu"tic*al (l*tr"t*kal), a. [Gr. latreytiko`s, fr. latrey`ein to serve, to worship.] 1. Acting as a hired servant; serving; ministering; assisting. [Obs.]
2. Of or pertaining to latria. [Obs.] Bp. Hall.
||La*tri"a (l*tr"; 277), n. [L., fr. Gr. latrei`a, fr. latrey`ein to ||serve, fr. la`tris servant.] The highest kind of worship, or that ||paid to God; -- distinguished by the Roman Catholics from dulia, or ||the inferior worship paid to saints. || La*trine" (l*trn"), n. [L. latrina: cf. F. latrines.] A privy, or water- closet, esp. in a camp, hospital, etc.
Lat"ro*cin`y (?), n. [L. latrocinium. Cf. Larceny.] Theft; larceny. [Obs.]
Lat"ten (?), n. [OE. latoun, laton, OF. laton, F. laiton, prob. fr. OF. late lath, F. latte; -- because made in thin plates; cf. It. latta a sheet of tinned iron, tin plate. F. latte is of German origin. See Lath a thin board.]
1. A kind of brass hammered into thin sheets, formerly much used for making church utensils, as candlesticks, crosses, etc.; -- called also latten brass.
He had a cross of latoun full of stones.
Chaucer.
2. Sheet tin; iron plate, covered with tin; also, any metal in thin sheets; as, gold latten.
Black latten, brass in milled sheets, composed of copper and zinc, used by braziers, and for drawing into wire. -- Roll latten, latten polished on both sides ready for use. -- Shaven latten, a thinner kind than black latten. -- White latten, a mixture of brass and tin.
Lat"ter (?), a. [OE. later, lætter, compar. of lat late. See Late, and cf. Later.] 1. Later; more recent; coming or happening after something else; -- opposed to former; as, the former and latter rain.
2. Of two things, the one mentioned second.
The difference between reason and revelation, and in what sense the latter is superior.
I. Watts.
3. Recent; modern.
Hath not navigation discovered in these latter ages, whole nations at the bay of Soldania?
Locke.
4. Last; latest; final. [R.] "My latter gasp." Shak.
Latter harvest, the last part of the harvest. -- Latter spring, the last part of the spring of the year. Shak.
Lat"ter-day` saint" (?). A Mormon; -- the Church of Jesus Christ of Latter-day Saints being the name assumed by the whole body of Mormons.
Lat"ter*kin (?), n. A pointed wooden tool used in glazing leaden lattice.
Lat"ter*ly, adv. Lately; of late; recently; at a later, as distinguished from a former, period.
Latterly Milton was short and thick.
Richardson.
Lat"ter*math (?), n. [Cf. Aftermath.] The latter, or second, mowing; the aftermath.
Lat"tice (?), n. [OE. latis, F. lattis lathwork, fr. latte lath. See Latten, 1st Lath.] 1. Any work of wood or metal, made by crossing laths, or thin strips, and forming a network; as, the lattice of a window; -- called also latticework.
The mother of Sisera looked out at a window, and cried through the lattice.
Judg. v. 28.
2. (Her.) The representation of a piece of latticework used as a bearing, the bands being vertical and horizontal.
Lattice bridge, a bridge supported by lattice girders, or latticework trusses. -- Lattice girder (Arch.), a girder of which the wed consists of diagonal pieces crossing each other in the manner of latticework. -- Lattice plant (Bot.), an aquatic plant of Madagascar (Ouvirandra fenestralis), whose leaves have interstices between their ribs and cross veins, so as to resemble latticework. A second species is O. Berneriana. The genus is merged in Aponogeton by recent authors.
Lat"tice, v. i. [imp. & p. p. Latticed (?); p. pr. & vb. n. Latticing (?).] 1. To make a lattice of; as, to lattice timbers.
2. To close, as an opening, with latticework; to furnish with a lattice; as, to lattice a window.
To lattice up, to cover or inclose with a lattice.
Therein it seemeth he [Alexander] hath latticed up Cæsar.
Sir T. North.
Lat"tice*work` (?), n. Same as Lattice, n., 1.
Lat"ti*cing (?), n. 1. The act or process of making a lattice of, or of fitting a lattice to.
2. (Bridge Building) A system of bars crossing in the middle to form braces between principal longitudinal members, as of a strut.
||La"tus rec"tum (?). [L., the right side.] (Conic Sections) The line ||drawn through a focus of a conic section parallel to the directrix ||and terminated both ways by the curve. It is the parameter of the ||principal axis. See Focus, and Parameter. || Laud (?), n. [L. laus, laudis. See Laud, v. i.]
1. High commendation; praise; honor; exaltation; glory. "Laud be to God." Shak.
So do well and thou shalt have laud of the same.
Tyndals.
2. A part of divine worship, consisting chiefly of praise; -- usually in the pl.
In the Roman Catholic Church, the prayers used at daybreak, between those of matins and prime, are called lauds.
3. Music or singing in honor of any one.
Laud, v. i. [imp. & p. p. Lauded; p. pr. & vb. n. Lauding.] [L. laudare, fr. laus, laudis, praise. Cf. Allow.] To praise in words alone, or with words and singing; to celebrate; to extol.
With all the company of heaven, we laud and magnify thy glorious name.
Book of Common Prayer.
Laud`a*bil"i*ty (?), n. [L. laudabilitas.] Laudableness; praiseworthiness.
Laud"a*ble (?), a. [L. laudabilis: cf. OE. laudable. See Laud, v. i.] 1. Worthy of being lauded; praiseworthy; commendable; as, laudable motives; laudable actions; laudable ambition.
2. (Med.) Healthy; salubrious; normal; having a disposition to promote healing; not noxious; as, laudable juices of the body; laudable pus. Arbuthnot.
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Laud"a*ble*ness (ld"*b'l*ns), n. The quality of being laudable; praiseworthiness; commendableness.
Laud"a*bly (?), adv. In a laudable manner.
Lau"da*nine (?), n. [From Laudanum.] (Chem.) A white organic base, resembling morphine, and obtained from certain varieties of opium.
Lau"da*num (?), n. [Orig. the same wort as ladanum, ladbdanum: cf. F. laudanum, It. laudano, ladano. See Ladanum.] Tincture of opium, used for various medical purposes.
A fluid ounce of American laudanum should contain the soluble matter of one tenth of an ounce avoirdupois of powdered opium with equal parts of alcohol and water. English laudanum should have ten grains less of opium in the fluid ounce. U. S. Disp.
Dutchman's laudanum (Bot.) See under Dutchman.
Lau*da"tion (?), n. [L. laudatio: cf. OE. taudation. See Land, v. t.] The act of lauding; praise; high commendation.
Laud"a*tive (?), a. [L. laudativus laudatory: cf. F. laudatif.] Laudatory.
Laud"a*tive, n. A panegyric; a eulogy. [Obs.] Bacon.
||Lau*da"tor (?), n. [L.] 1. One who lauds. || 2. (Law) An arbitrator. [Obs.] Cowell.
Laud"a*to*ry (?), a. [L. laudatorius: cf. OF. laudatoire.] Of or pertaining praise, or to the expression of praise; as, laudatory verses; the laudatory powers of Dryden. Sir J. Stephen.
Laud"er (?), n. One who lauds.
Laugh (lf), v. i. [imp. & p. p. Laughed (lft); p. pr. & vb. n. Laughing.] [OE. laughen, laghen, lauhen, AS. hlehhan, hlihhan, hlyhhan, hliehhan; akin to OS. hlahan, D. & G. lachen, OHG. hlahhan, lahhan, lahhn, Icel. hlæja, Dan. lee, Sw. le, Goth. hlahjan; perh. of imitative origin.] 1. To show mirth, satisfaction, or derision, by peculiar movement of the muscles of the face, particularly of the mouth, causing a lighting up of the face and eyes, and usually accompanied by the emission of explosive or chuckling sounds from the chest and throat; to indulge in laughter.
Queen Hecuba laughed that her eyes ran o'er.
Shak.
He laugheth that winneth.
Heywood's Prov.
2. Fig.: To be or appear gay, cheerful, pleasant, mirthful, lively, or brilliant; to sparkle; to sport.
Then laughs the childish year, with flowerets crowned.
Dryden.
In Folly's cup still laughs the bubble Joy.
Pope.
To laugh at, to make an object of laughter or ridicule; to make fun of; to deride.
No wit to flatter left of all his store, No fool to laugh at, which he valued more.
Pope.
-- To laugh in the sleeve, to laugh secretly, or so as not to be observed, especially while apparently preserving a grave or serious demeanor toward the person or persons laughed at. -- To laugh out, to laugh in spite of some restraining influence; to laugh aloud. -- To laugh out of the other corner (or side) of the mouth, to weep or cry; to feel regret, vexation, or disappointment after hilarity or exaltation. [Slang]
Laugh, v. t. 1. To affect or influence by means of laughter or ridicule.
Will you laugh me asleep, for I am very heavy?
Shak.
I shall laugh myself to death.
Shak.
2. To express by, or utter with, laughter; -- with out.
From his deep chest laughs out a loud applause.
Shak.
To laugh away. (a) To drive away by laughter; as, to laugh away regret. (b) To waste in hilarity. "Pompey doth this day laugh away his fortune." Shak. -- To laugh down. (a) To cause to cease or desist by laughter; as, to laugh down a speaker. (b) To cause to be given up on account of ridicule; as, to laugh down a reform. -- To laugh one out of, to cause one by laughter or ridicule to abandon or give up; as, to laugh one out of a plan or purpose. -- To laugh to scorn, to deride; to treat with mockery, contempt, and scorn; to despise.
Laugh (?), n. An expression of mirth peculiar to the human species; the sound heard in laughing; laughter. See Laugh, v. i.
And the loud laugh that spoke the vacant mind.
Goldsmith.
That man is a bad man who has not within him the power of a hearty laugh.
F. W. Robertson.
Laugh"a*ble (?), a. Fitted to excite laughter; as, a laughable story; a laughable scene.
Syn. -- Droll; ludicrous; mirthful; comical. See Droll, and Ludicrous.
-- Laugh"a*ble*ness, n. -- Laugh"a*bly, adv.
Laugh"er (?), n. 1. One who laughs.
2. A variety of the domestic pigeon.
Laugh"ing (?), a. & n. from Laugh, v. i.
Laughing falcon (Zoöl.), a South American hawk (Herpetotheres cachinnans); -- so called from its notes, which resemble a shrill laugh. -- Laughing gas (Chem.), hyponitrous oxide, or protoxide of nitrogen; -- so called from the exhilaration and laughing which it sometimes produces when inhaled. It is much used as an anæsthetic agent. -- Laughing goose (Zoöl.), the European white-fronted goose. -- Laughing gull. (Zoöl.) (a) A common European gull (Xema ridibundus); -- called also pewit, black cap, red-legged gull, and sea crow. (b) An American gull (Larus atricilla). In summer the head is nearly black, the back slate color, and the five outer primaries black. -- Laughing hyena (Zoöl.), the spotted hyena. See Hyena. -- Laughing jackass (Zoöl.), the great brown kingfisher (Dacelo gigas), of Australia; -- called also giant kingfisher, and gogobera. -- Laughing owl (Zoöl.), a peculiar owl (Sceloglaux albifacies) of New Zealand, said to be on the verge of extinction. The name alludes to its notes.
Laugh"ing*ly (?), adv. With laughter or merriment.
Laugh"ing*stock` (?), n. An object of ridicule; a butt of sport. Shak.
When he talked, he talked nonsense, and made himself the laughingstock of his hearers.
Macaulay.
Laugh"some (?), a. Exciting laughter; also, addicted to laughter; merry. [R.]
Laugh"ter (?), n. [AS. hleahtor; akin to OHG. hlahtar, G. gelächter, Icel. hltr, Dan. latter. See Laugh, v. i. ] A movement (usually involuntary) of the muscles of the face, particularly of the lips, with a peculiar expression of the eyes, indicating merriment, satisfaction, or derision, and usually attended by a sonorous and interrupted expulsion of air from the lungs. See Laugh, v. i.