ipf.

Adjective

imperfect (comparative more imperfect, superlative most imperfect)

1. Not perfect.
   • Why, then, your other senses grow imperfect.c. 1603–1606, William Shakespeare, “The Tragedie of King Lear”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount...

   Synonyms:

   defective, fallible, faultful, faulty

   Antonyms:

   faultless, infallible, perfect

2. Unisexual: having either male (with stamens) or female (with pistil) flowers, but not with both.

   Antonyms:

   perfect

3. Known or expected to be polyphyletic, as of a form taxon.
4. Representing a continuing or repeated action.
5. (obsolete) Lacking some elementary organ that is essential to successful or normal activity.
   • When the prophet Joel was describing the formidable accidents in the day of the Lord's judgment, and the fearful sentence of an angry Judge, he was not able to express it, but stammered like a child, or an amazed, imperfect person.1653, “Twenty-five Sermons Preached at Golden Grove; Being for the Winter Half-year, […]: Sermon III. [Doomsday Book; or, Christ’s Advent to Judgment.] Part III.”, in Reginald Heber, editor, The...

See all 8 meanings of imperfect