Part 788

Ep`i*der"mic (?), a. [Cf. F. épidermique.] Epidermal; connected with the skin or the bark.

Epidermic administration of medicine (Med.), the application of medicine to the skin by friction.

Ep`i*der"mic*al (?), a. Epidermal. [R.]

Ep`i*der"mi*dal (?), a. Epidermal. [R.]

Ep`i*der"mis (?), n. [L., fr. Gr. &?;; &?; over + &?; skin, fr. &?; to skin. See Tear, v. t.] 1. (Anat.) The outer, nonsensitive layer of the skin; cuticle; scarfskin. See Dermis.

2. (Bot.) The outermost layer of the cells, which covers both surfaces of leaves, and also the surface of stems, when they are first formed. As stems grow old this layer is lost, and never replaced.

Ep`i*der"moid (?), a. [Cf. F. épidermoïde.] (Anat.) Like epidermis; pertaining to the epidermis.

Ep`i*der"mose (?), n. [See Epidermis.] (Physiol. Chem.) Keratin.

{ Ep`i*dic"tic (?), Ep`i*dic"tic*al (?), } a. [L. epidictius. See Epideictic.] Serving to explain; demonstrative.

||Ep`i*did"y*mis (?), n. [NL., fr. Gr. &?;; 'epi` upon + &?; testicle.] (Anat.) An oblong vermiform mass on the dorsal side of the testicle, composed of numerous convolutions of the excretory duct of that organ. -- Ep`i*did"y*mal (#), a.

||Ep`i*did`y*mi"tis (?), n. [NL. See Epididymis, and -itis.] (Med.) Inflammation of the epididymis, one of the common results of gonorrhea.

Ep"i*dote (?), n. [Gr. &?; to give besides; &?; over + &?; to give: cf. F. épidote. So named from the enlargement of the base of the primary, in some of the secondary forms.] (Min.) A mineral, commonly of a yellowish green (pistachio) color, occurring granular, massive, columnar, and in monoclinic crystals. It is a silicate of alumina, lime, and oxide of iron, or manganese.

The Epidote group includes ordinary epidote, zoisite or lime epidote, piedmontite or manganese epidote, allanite or cerium epidote.

Ep`i*dot"ic (?),, a. Related to, resembling, or containing epidote; as, an epidotic granite.

||Ep`i*gæ"a (?), n. [NL., fr. Gr. 'epi` upon + &?; earth.] (Bot.) An American genus of plants, containing but a single species (E. repens), the trailing arbutus.

Ep`i*gæ"ous (?), a. [Gr. &?;. See Epigæa, and cf. Epigee.] (Bot.) Growing on, or close to, the ground.

Ep`i*gas"tri*al (?), a. (Anat.) Epigastric.

Ep`i*gas"tric (?), a. [Gr. &?; over the belly; 'epi` upon + &?; belly: cf. F. épigastrique.] 1. (Anat.) Pertaining to the epigastrium, or to the epigastric region.

2. (Zoöl.) Over the stomach; -- applied to two of the areas of the carapace of crabs.

Epigastric region. (Anat.) (a) The whole upper part of the abdomen. (b) An arbitrary division of the abdomen above the umbilical and between the two hypochondriac regions.

Ep`i*gas"tri*um (?), n. [NL., from Gr. &?;.] (Anat.) The upper part of the abdomen.

Ep`i*ge"al (?), a. (Bot.) Epigæous. [R.]

Ep"i*gee (?), n. [NL. epigeum, fr. Gr. &?; upon the earth. See Epigæa.] See Perigee. [Obs.]

Ep"i*gene (?), a. [Pref. epi- + Gr. &?; to be born, grow.] 1. (Crystallog.) Foreign; unnatural; unusual; -- said of forms of crystals not natural to the substances in which they are found.

2. (Geol.) Formed originating on the surface of the earth; -- opposed to hypogene; as, epigene rocks.

Ep`i*gen"e*sis (?), n. [Pref. epi- + genesis.] (Biol.) The theory of generation which holds that the germ is created entirely new, not merely expanded, by the procreative power of the parents. It is opposed to the theory of evolution, also to syngenesis.

Ep`i*gen"e*sist (?), n. (Biol.) One who believes in, or advocates the theory of, epigenesis.

Ep`i*ge*net"ic (?), a. Of or pertaining to the epigenesis; produced according to the theory of epigenesis.