Defn: Characterized by, or formed with, evolution of heat; as, an exothermic reaction; — opposed to endothermic.

EXOTIC
Ex*ot"ic, a. Etym: [L. exoticus, Gr. exotique. See Exoteric.]

Defn: 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.

EXOTIC
Ex*ot"ic, n.

Defn: 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.

EXOTICAL
Ex*ot"ic*al, a.

Defn: Foreign; not native; exotic. [R.] — Ex*ot"ic*al*ness, n.

EXOTICISM
Ex*ot"i*cism, n.

Defn: The state of being exotic; also, anything foreign, as a word or idiom; an exotic.

EXPAND
Ex*pand", v. t. [imp. & p. p. Expanded; p. pr. & vb. n. Expanding.]
Etym: [L. expandere, expansum; ex out + pandere to spread out, to
throw open; perh. akin to E. patent. Cf. Spawn.]