vt to make imperfect.
2. imperfect ·noun the imperfect tense; or the form of a verb denoting the imperfect tense.
3. imperfect ·adj not perfect; not complete in all its parts; wanting a part; deective; deficient.
4. imperfect ·adj wanting in some elementary organ that is essential to successful or normal activity.
5. imperfect ·adj not fulfilling its design; not realizing an ideal; not conformed to a standard or rule; not satisfying the taste or conscience; esthetically or morally defective.