Com‐pact″ (kŏm‐păkt″), p. p. & a. [L. compactus, p. p. of compingere to join or unite; com- + pangere to fasten, fix: cf. F. compacte. See Pact.] 1. Joined or held together; leagued; confederated. “Compact with her that's gone.” Shak.
A pipe of seven reeds, compact with wax together.
Peacham.
2. Composed or made; — with of.
A wandering fire,
Compact of unctuous vapor.
Milton.
3. Closely or firmly united, as the particles of solid bodies; firm; close; solid; dense.
Glass, crystal, gems, and other compact bodies.
Sir I. Newton.
4. Brief; close; pithy; not diffuse; not verbose; as, a compact discourse.
Syn. — Firm; close; solid; dense; pithy; sententious.