Perfect  —adj. 1 complete; not deficient. 2 faultless. 3 very enjoyable, excellent (perfect evening). 4 exact, precise (perfect circle). 5 entire, unqualified (perfect stranger). 6 gram. (of a tense) denoting a completed action or event (e.g. He has gone). —v. 1 make perfect. 2 complete. —n. Gram. The perfect tense.  perfectible adj. Perfectibility n. [latin perficere -fect- complete (v.)]