Part 915

The foppery of an exoteric and esoteric doctrine.

De Quincey.

Ex`o*ter`ics (?), n. pl. (Philos.) The public lectures or published writings of Aristotle. See Esoterics.

Ex"o*ter*y (?), n.; pl. Exoteries (-&?;). That which is obvious, public, or common.

Dealing out exoteries only to the vulgar.

A. Tucker.

||Ex`o*the"ca (?), n. [Nl., fr. Gr. 'e`xw outside + &?; a case, box.] (Zoöl.) The tissue which fills the interspaces between the costæ of many madreporarian corals, usually consisting of small transverse or oblique septa.

||Ex`o*the"ci*um (?), n. [NL. See Exotheca.] (Bot.) The outer coat of the anther.

Ex*ot"ic (?), a. [L. exoticus, Gr. &?; fr. 'e`xw outside: cf. F. exotique. See Exoteric.] Introduced from a foreign country; not native; extraneous; foreign; as, an exotic plant; an exotic term or word.

Nothing was so splendid and exotic as the ambassador.

Evelyn.

Ex*ot"ic (?), n. Anything of foreign origin; something not of native growth, as a plant, a word, a custom.

Plants that are unknown to Italy, and such as the gardeners call exotics.

Addison.

Ex*ot"ic*al (?), a. Foreign; not native; exotic. [R.] -- Ex*ot"ic*al*ness, n.

Ex*ot"i*cism (?), n. The state of being exotic; also, anything foreign, as a word or idiom; an exotic.

Ex*pand" (?), v. t. [imp. & p. p. Expanded; p. pr. & vb. n. Expanding.] [L. expandere, expansum; ex out + pandere to spread out, to throw open; perh. akin to E. patent. Cf. Spawn.] 1. To lay open by extending; to open wide; to spread out; to diffuse; as, a flower expands its leaves.

Then with expanded wings he steers his flight.

Milton.

2. To cause the particles or parts of to spread themselves or stand apart, thus increasing bulk without addition of substance; to make to occupy more space; to dilate; to distend; to extend every way; to enlarge; -- opposed to contract; as, to expand the chest; heat expands all bodies; to expand the sphere of benevolence.

3. (Math.) To state in enlarged form; to develop; as, to expand an equation. See Expansion, 5.

Ex*pand", v. i. To become widely opened, spread apart, dilated, distended, or enlarged; as, flowers expand in the spring; metals expand by heat; the heart expands with joy. Dryden.

Ex*pand"er (?), n. Anything which causes expansion esp. (Mech.) a tool for stretching open or expanding a tube, etc.

Ex*pand"ing, a. That expands, or may be expanded; extending; spreading; enlarging.

Expanding bit, Expanding drill (Mech.), a bit or drill made adjustable for holes of various sizes; one which can be expanded in diameter while boring. -- Expanding pulley (Mach.), a pulley so made, as in sections, that its diameter can be increased or diminished.

Ex*panse" (?), n. [From L. expansus, p. p. of expandere. See Expand.] That which is expanded or spread out; a wide extent of space or body; especially, the arch of the sky. "The green expanse." Savage.

Lights . . . high in the expanse of heaven.

Milton.