Chapter 529

Ep`en*ceph"a*lon (?) , n. [NL., fr. Gr. <?/ upon, near + <?/ brain.] (Anat.) The segment of the brain next behind the midbrain, including the cerebellum and pons; the hindbrain. Sometimes abbreviated to epen.

Ependyma <Xpage=500>

Ep*en"dy*ma (?) , n. [NL., fr. Gr. <?/ an upper garment; <?/ upon + <?/ a garment; <?/ in + <?/ to put on.] (Anat.) The epithelial lining of the ventricles of the brain and the canal of the spinal cord; endyma; ependymis.

Ependymis <Xpage=500>

Ep*en"dy*mis (?) , n. [NL.] See Ependyma .

Epenetic <Xpage=500>

Ep`e*net"ic (?) , a. [Gr. <?/, from <?/ to praise; <?/ + <?/ to praise.] Bestowing praise; eulogistic; laudatory. [Obs.]

E. Phillips.

Epenthesis <Xpage=500>

E*pen"the*sis (?) , n. ; pl. Epentheses (#) . [L., fr. Gr. <?/; <?/ + <?/ to put or set in.] (Gram.) The insertion of a letter or a sound in the body of a word; as, the b in "nimble" from AS . n&emac;mol .

Epenthetic <Xpage=500>

Ep`en*thet"ic (?) , a. [Gr. <?/: cf. F. \'82penth\'82tique .] (Gram.) Inserted in the body of a word; as, an epenthetic letter or sound .

\'90pergne <Xpage=500>

\'90`pergne" (?) , n. [F. \'82pargne a sparing or saving; a treasury. "Our \'82pergne is a little treasury of sweetmeats, fruits, and flowers." Brewer .] A centerpiece for table decoration, usually consisting of several dishes or receptacles of different sizes grouped together in an ornamental design.

\'90perlan <Xpage=500>

\'90`per`lan" (?) , n. [F. \'82perlan , fr. G. spierling . See Sparling .] (Zo\'94l.) The European smelt ( Osmerus eperlanus ).

Epexegesis <Xpage=500>

Ep*ex`e*ge"sis (?) , n. [NL., fr. Gr. <?/ detailed narrative, fr. <?/ to recount in detail; <?/ + <?/ to lead, point out. See Exegesis .] A full or additional explanation; exegesis.

Epexegetical <Xpage=500>

Ep*ex`e*get"ic*al (?) , a. Relating to epexegesis; explanatory; exegetical.

Ephah, &or; Epha <Xpage=500>

E"phah (?) , &or; E"pha , n. [Heb. <?/<?/<?/<?/<?/<?/.] A Hebrew dry measure, supposed to be equal to two pecks and five quarts. ten ephahs make one homer.

Ephemera <Xpage=500>

E*phem"e*ra (?) , n. [NL., fr. Gr. <?/ a day fly, fr. <?/ daily, lasting but a day; <?/ over + <?/ day.]

1. (Med.) A fever of one day's continuance only.

2. (Zo\'94l.) A genus of insects including the day flies, or ephemeral flies. See Ephemeral fly , under Ephemeral .

Ephemeral <Xpage=500>

E*phem"er*al (?) , a.

1. Beginning and ending in a day; existing only, or no longer than, a day; diurnal; as, an ephemeral flower .

2. Short-lived; existing or continuing for a short time only. " Ephemeral popularity."

V. Knox.

Sentences not of ephemeral , but of eternal, efficacy. Sir J. Stephen.

Ephemeral fly (Zo\'94l.) , one of a group of neuropterous insects, belonging to the genus Ephemera and many allied genera, which live in the adult or winged state only for a short time. The larv\'91 are aquatic; -- called also day fly and May fly .

Ephemeral <Xpage=500>

E*phem"er*al , n. Anything lasting but a day, or a brief time; an ephemeral plant, insect, etc.

Ephemeran <Xpage=500>

E*phem"er*an (?) , n. (Zo\'94l.) One of the ephemeral flies.

Ephemeric <Xpage=500>

E*phem"e*ric (?) , a. Ephemeral.

Ephemeris <Xpage=500>

E*phem"e*ris (?) , n. ; pl. Ephemerides (#) . [L., a diary, Gr. <?/, also, a calendar, fr. <?/. See Ephemera .]

1. A diary; a journal.

Johnson.

2. (Anat.) (a) A publication giving the computed places of the heavenly bodies for each day of the year, with other numerical data, for the use of the astronomer and navigator; an astronomical almanac; as, the "American Ephemeris and Nautical Almanac ." (b) Any tabular statement of the assigned places of a heavenly body, as a planet or comet, on several successive days.

3. (Literature) A collective name for reviews, magazines, and all kinds of periodical literature.

Brande & C.

Ephemerist <Xpage=500>

E*phem"er*ist (?) , n.

1. One who studies the daily motions and positions of the planets.

Howell.

2. One who keeps an ephemeris; a journalist.

Ephemeron <Xpage=500>

E*phem"e*ron (?) , n. ; pl. Ephemera (#) . [NL. See Ephemera .] (Zo\'94l.) One of the ephemeral flies.

Ephemerous <Xpage=500>

E*phem"er*ous (?) , a. Ephemeral. [R.]

Burke.

Ephesian <Xpage=500>

E*phe"sian (?; 106) , a. [L. Ephesius : cf. F. \'82ph\'82sien .] Of or pertaining to Ephesus, an ancient city of Ionia, in Asia Minor.

Ephesian <Xpage=500>

E*phe"sian , n.

1. A native of Ephesus.

2. A jolly companion; a roisterer. [Obs.]

Shak.

Ephialtes <Xpage=500>

Eph`i*al"tes (?) , n. [NL., fr. Gr. <?/, lit., one who leaps upon.] The nightmare.

Brande & C.

Ephippial <Xpage=500>

E*phip"pi*al (?) , a. Saddle-shaped; occupying an ephippium.

Dana.

Ephippium <Xpage=500>

E*phip"pi*um (?) , n. [L., saddle cloth, fr. Gr. <?/; <?/ on + <?/ horse.]

1. (Anat.) A depression in the sphenoid bone; the pituitary fossa.

2. (Zo\'94l.) A saddle-shaped cavity to contain the winter eggs, situated on the back of Cladocera.

Ephod <Xpage=500>

Eph"od (?) , n. [Heb. <?/<?/<?/<?/<?/, fr. ' \'bephad to put on.] (Jew. Antiq.) A part of the sacerdotal habit among Jews, being a covering for the back and breast, held together on the shoulders by two clasps or brooches of onyx stones set in gold, and fastened by a girdle of the same stuff as the ephod. The ephod for the priests was of plain linen; that for the high priest was richly embroidered in colors. The breastplate of the high priest was worn upon the ephod in front.

Exodus xxviii. 6-12.

Ephor <Xpage=500>

Eph"or (?) , n. ; pl. Ephors (#) , L. Ephori (#) . [L. ephorus , Gr. <?/, fr. <?/ to oversee; <?/ + <?/ to see: cf. F. \'82phore .] (Gr. Antiq.) A magistrate; one of a body of five magistrates chosen by the people of ancient Sparta. They exercised control even over the king.

Ephoral <Xpage=500>

Eph"or*al (?) , a. Pertaining to an ephor.

Ephoralty <Xpage=500>

Eph"or*al*ty (?) , n. The office of an ephor, or the body of ephors.

Ephraim <Xpage=500>

E"phra*im (?) , n. [The proper name.] (Zo\'94l.) A hunter's name for the grizzly bear.

Ephyra <Xpage=500>

Eph"y*ra (?) , n. [NL., fr. Gr. <?/, an old name of Corinth.] (Zo\'94l.) A stage in the development of discophorous medus\'91, when they first begin to swim about after being detached from the strobila. See Strobila .

Epi- <Xpage=500>

Ep"i- (?) . [Gr. <?/ on, upon, to; akin to Skr. api besides, and prob. to L. ob to, before, on account of, and perh. to E. of , off .] A prefix, meaning upon , beside , among , on the outside , above , over . It becomes ep - before a vowel, as in epoch , and eph - before a Greek aspirate, as in ephemeral .

Epiblast <Xpage=500>

Ep"i*blast (?) , n. [Pref. epi- + -blast .] (Biol.) The outer layer of the blastoderm; the ectoderm. See Blastoderm , Delamination .

Epiblastic <Xpage=500>

Ep`i*blas"tic (?) , a. (Biol.) Of or relating to, or consisting of, the epiblast.

Epiblema <Xpage=500>

Ep`i*ble"ma (?) , n. [NL., fr. Gr. <?/ a cover; <?/ over + <?/ to throw.] (Bot.) The epidermal cells of rootlets, specially adapted to absorb liquids.

Goodale.

Epibolic <Xpage=500>

Ep`i*bol"ic (?) , a. [Gr. <?/ to throw upon, add to; <?/ upon + <?/ to throw.] (Biol.) Growing or covering over; -- said of a kind of invagination. See under Invagination .

Epiboly <Xpage=500>

E*pib"o*ly (?) , n. [Cf. Gr. <?/ a throwing upon.] (Biol.) Epibolic invagination. See under Invagination .

Epibranchial <Xpage=500>

Ep`i*bran"chi*al (?) , a. [Pref. epi- + branchial .] (Anat.) Pertaining to the segment between the ceratobranchial and pharyngobranchial in a branchial arch. -- n. An epibranchial cartilage or bone.

Epic <Xpage=500>

Ep"ic (?) , a. [L. epicus , Gr. <?/, from <?/ a word, speech, tale, song; akin to L. vox voice: cf. F. \'82pique . See Voice .] Narrated in a grand style; pertaining to or designating a kind of narrative poem, usually called an heroic poem, in which real or fictitious events, usually the achievements of some hero, are narrated in an elevated style.

The epic poem treats of one great, complex action, in a grand style and with fullness of detail. T. Arnold.

Epic <Xpage=500>

Ep"ic , n. An epic or heroic poem. See Epic , a.

Epical <Xpage=500>

Ep"ic*al (<?/) , a. Epic . -- Ep"ic*al*ly , adv.

Poems which have an epical character. Brande & C.

His [Wordsworth's] longer poems (miscalled epical ). Lowell.

Epicardiac <Xpage=500>

Ep`i*car"di*ac (?) , a. (Anat.) Of or relating to the epicardium.

Epicardium <Xpage=500>

Ep`i*car"di*um (?) , n. [NL., fr. Gr. <?/ upon + <?/ heart.] (Anat.) That of the pericardium which forms the outer surface of the heart; the cardiac pericardium.

Epicarican <Xpage=500>

Ep`i*car"i*can (?) , n. [Pref. epi- + Gr. <?/, <?/, a shrimp.] (Zo\'94l.) An isopod crustacean, parasitic on shrimps.

Epicarp <Xpage=500>

Ep"i*carp (?) , [Pref. epi- + Gr. <?/ fruit.] (Bot.) The external or outermost layer of a fructified or ripened ovary. See Illust . under Endocarp .

Epicede <Xpage=500>

Ep"i*cede (?) , n. [L. epicedion , Gr. <?/ dirge, elegy, fr. <?/ funereal; <?/ + <?/ care, sorrow: cf. F. \'82pic\'8ade .] A funeral song or discourse; an elegy. [R.]

Donne.

Epicedial <Xpage=500>

Ep`i*ce"di*al (?) , a. Elegiac; funereal.

Epicedian <Xpage=500>

Ep`i*ce"di*an (?) , a. Epicedial. -- n. An epicede.

Epicedium <Xpage=500>

Ep`i*ce"di*um (?) , n. [L.] An epicede.

Epicene <Xpage=500>

Ep"i*cene (?) , a. & n. [L. epicoenus , Gr. <?/; fr. <?/ + <?/ common; cf. F. \'82pic\'8ane .]

1. Common to both sexes; -- a term applied, in grammar, to such nouns as have but one form of gender, either the masculine or feminine, to indicate animals of both sexes; as <?/, bos , for the ox and cow; sometimes applied to eunuchs and hermaphrodites.

2. Fig.: Sexless; neither one thing nor the other.

The literary prigs epicene . Prof. Wilson.

He represented an epicene species, neither churchman nor layman. J. A. Symonds.

Epicentral <Xpage=500>

Ep`i*cen"tral (?) , a. [Pref. epi- + centrum .] (Anat.) Arising from the centrum of a vertebra.

Owen.

Epicerastic <Xpage=500>

Ep`i*ce*ras"tic (?) , a. [Gr. <?/ tempering the humors; <?/ + <?/ to mix: cf. F. \'82pic\'82rastique .] (Med.) Lenient; assuaging. [Obs.]

Epichirema <Xpage=500>

Ep`i*chi*re"ma (?) , n. ; pl. Epichiremata (#) . [L., fr. Gr. <?/, from <?/ to attempt to prove.] (Rhet. & Logic) A syllogism in which the proof of the major or minor premise, or both, is introduced with the premises themselves, and the conclusion is derived in the ordinary manner. [Written also epicheirema .]

Epichordal <Xpage=500>

Ep`i*chor"dal (?) , a. [Pref. epi- + chordal .] (Anat.) Upon or above the notochord; -- applied esp. to a vertebral column which develops upon the dorsal side of the notochord, as distinguished from a perichordal column, which develops around it.

Epichorial <Xpage=500>

Ep`i*cho"ri*al (?) , a. [Gr. <?/; <?/ over + <?/ country.] In or of the country. [R.]

Epichorial superstitions from every district of Europe. De Quincey.

Epicleidium <Xpage=500>

Ep`i*clei"di*um (?) , n. [NL., fr. Gr. <?/ upon + <?/ a little key.] (Anat.) A projection, formed by a separate ossification, at the scapular end of the clavicle of many birds.

Epiclinal <Xpage=500>

Ep`i*cli"nal (?) , a. [Pref. epi- + Gr. <?/ a couch.] (Bot.) Situated on the receptacle or disk of a flower.

<page="501"> Page 501

Epicoele <Xpage=501>

Ep"i*coele (?) , n. [Pref. epi- + Gr. <?/ a hollow.] (Anat.) A cavity formed by the invagination of the outer wall of the body, as the atrium of an amphioxus and possibly the body cavity of vertebrates.

Epicoene <Xpage=501>

Ep"i*coene (?) , a. Epicene. [R.]

Hadley.

Epicolic <Xpage=501>

Ep`i*col"ic (?) , a. [Pref. epi- + Gr. <?/ colon.] (Anat.) Situated upon or over the colon; -- applied to the region of the abdomen adjacent to the colon.

Epicondylar <Xpage=501>

Ep`i*con"dy*lar (?) , n. (Anat.) Pertaining to, or resembling, an epicondyle.

Epicondyle <Xpage=501>

Ep`i*con"dyle (?) , n. [Pref. epi- + condyle .] (Anat.) A projection on the inner side of the distal end of the numerus; the internal condyle.

Epicoracoid <Xpage=501>

Ep`i*cor"a*coid (?) , n. [Pref. epi- + coracoid .] (Anat.) A ventral cartilaginous or bony element of the coracoid in the shoulder girdle of some vertebrates.

Epicranial <Xpage=501>

Ep`i*cra"ni*al (?) , a. (Anat.) Pertaining to the epicranium; as epicranial muscles.

Epicranium <Xpage=501>

Ep`i*cra"ni*um (?) , n. [NL. See Epi- , and Cranium .]

1. (Anat.) The upper and superficial part of the head, including the scalp, muscles, etc.

2. (Zo\'94l.) The dorsal wall of the head of insects.

Epictetain <Xpage=501>

Ep`ic*te"tain (?) , a. [Gr. <?/, fr. <?/ Epictetus.] Pertaining to Epictetus, the Roman Stoic philosopher, whose conception of life was to be passionless under whatever circumstances.

Epicure <Xpage=501>

Ep"i*cure (?) , n. [L. Epicurus , Gr. <?/, a famous Greek philosopher, who has been regarded, but erroneously, as teaching a doctrine of refined voluptuousness.]

1. A follower of Epicurus; an Epicurean. [Obs.]

Bacon.

2. One devoted to dainty or luxurious sensual enjoyments, esp. to the luxuries of the table.

Syn. -- Voluptuary; sensualist.

Epicurean <Xpage=501>

Ep`i*cu*re"an (?; 277) , a. [L. Epicureus , Gr. <?/: cf. \'82picurien .]

1. Pertaining to Epicurus, or following his philosophy. "The sect Epicurean ."

Milton.

2. Given to luxury; adapted to luxurious tastes; luxurious; pertaining to good eating.

Courses of the most refined and epicurean dishes. Prescott.

Epicurean philosophy . See Atomic philosophy , under Atomic .

Epicurean <Xpage=501>

Ep`i*cu*re"an , n.

1. A follower or Epicurus.

2. One given to epicurean indulgence.

Epicureanism <Xpage=501>

Ep`i*cu*re"an*ism (?) , n. Attachment to the doctrines of Epicurus; the principles or belief of Epicurus.

Epicurely <Xpage=501>

Ep"i*cure`ly (?) , adv. Luxuriously.

Nash.

Epicureous <Xpage=501>

Ep`i*cu*re"ous (?) , a. Epicurean. [Obs.]

Epicurism <Xpage=501>

Ep"i*cu*rism (?) , n. [Cf. F. \'82picurisme .]

1. The doctrines of Epicurus.

2. Epicurean habits of living; luxury.

Epicurize <Xpage=501>

Ep"i*cu*rize (?) , v. i.

1. To profess or tend towards the doctrines of Epicurus.

Cudworth.

2. To feed or indulge like an epicure.

Fuller.

Epicycle <Xpage=501>

Ep"i*cy`cle (?) , n. [L. epicyclus , Gr. <?/; <?/ upon + <?/ circle. See Cycle .]

1. (Ptolemaic Astron.) A circle, whose center moves round in the circumference of a greater circle; or a small circle, whose center, being fixed in the deferent of a planet, is carried along with the deferent, and yet, by its own peculiar motion, carries the body of the planet fastened to it round its proper center.

The schoolmen were like astronomers which did feign eccentries, and epicycles , and such engines of orbs. Bacon.

2. (Mech.) A circle which rolls on the circumference of another circle, either externally or internally.

Epicyclic <Xpage=501>

Ep`i*cyc"lic (?) , a. Pertaining to, resembling, or having the motion of, an epicycle.

Epicyclic train (Mach.) , a train of mechanism in which epicyclic motion is involved; esp., a train of spur wheels, bevel wheels, or belt pulleys, in which an arm, carrying one or more of the wheels, sweeps around a center lying in an axis common to the other wheels.

Epicycloid <Xpage=501>

Ep`i*cy"cloid (?) , n. [ Epicycle + -oid : cf. F. \'82picyclo\'8bde .] (Geom.) A curve traced by a point in the circumference of a circle which rolls on the convex side of a fixed circle.

&hand; Any point rigidly connected with the rolling circle, but not in its circumference, traces a curve called an epitrochoid . The curve traced by a point in the circumference of the rolling circle when it rolls on the concave side of a fixed circle is called a hypocycloid ; the curve traced by a point rigidly connected with the rolling circle in this case, but not its circumference, is called a hypotrochoid . All the curves mentioned above belong to the class class called roulettes or trochoids . See Trochoid .

Epicycloidal <Xpage=501>

Ep`i*cy*cloid"al (?) , a. Pertaining to the epicycloid, or having its properties.

Epicycloidal wheel , a device for producing straight-line motion from circular motion, on the principle that a pin fastened in the periphery of a gear wheel will describe a straight line when the wheel rolls around inside a fixed internal gear of twice its diameter.

Epideictic <Xpage=501>

Ep`i*deic"tic (?) , a. [Gr. <?/, fr. <?/ to show forth, display; <?/ + <?/ to show. Cf. Epidictic .] Serving to show forth, explain, or exhibit; -- applied by the Greeks to a kind of oratory, which, by full amplification, seeks to persuade.

Epidemic, Epidemical <Xpage=501>