Imperfect

[im-pur-fikt] /ɪmˈpɜr fɪkt/

adjective
1.
of, relating to, or characterized by defects or weaknesses:
imperfect vision.
2.
not perfect; lacking completeness:
imperfect knowledge.
3.
Grammar. noting action or state still in process at some temporal point of reference, particularly in the past.
4.
Law. being without legal effect or support; unenforceable.
5.
Botany. (of a flower) diclinous.
6.
Music. of or relating to the interval of a major or minor third or sixth.
Compare (def 13a).
noun, Grammar.
7.
the imperfect tense.
8.
another verb formation or construction with imperfect meaning.
9.
a form in the imperfect, as Latin portābam, “I was carrying.”.
/ɪmˈpɜːfɪkt/
adjective
1.
exhibiting or characterized by faults, mistakes, etc; defective
2.
not complete or finished; deficient
3.
(botany)

4.
(grammar) denoting a tense of verbs used most commonly in describing continuous or repeated past actions or events, as for example was walking as opposed to walked
5.
(law) (of a trust, an obligation, etc) lacking some necessary formality to make effective or binding; incomplete; legally unenforceable See also executory (sense 1)
6.
(music)

noun
7.
(grammar)

adj.

mid-14c., imperfite, from Old French imparfait, from Latin imperfectus “unfinished, incomplete,” from assimilated form of in- “not, opposite of” (see in- (1)) + perfectus (see perfect). Replaced mid-16c. by the Latin form. Related: Imperfectly.