perfect.
Fitting its definition precisely.
Meaning & usage
Fitting its definition precisely.
a perfect circle
Having all of its parts in harmony with a common purpose.
That bucket with the hole in the bottom is a poor bucket, but it is perfect for watering plants.
Without fault or mistake; without flaw, of supreme quality.
The gymnast performed a perfect somersault.
I think I'm in love—I can't stop thinking about her. She's perfect!
Without fault or mistake; without flaw, of supreme quality. Exact, correctly reflecting the original in all aspects.
The expert forger made a perfect copy of the victim's driver's license
Without fault or mistake; without flaw, of supreme quality. Having thoroughly learned or memorized a part.
Without fault or mistake; without flaw, of supreme quality. Having thoroughly learned or memorized a lesson; of a lesson: having been thoroughly learned or memorized.
Practice makes perfect.
word-perfect, letter-perfect
Without fault or mistake; without flaw, of supreme quality. Fully trained or very knowledgeable; highly skilled
Excellent and delightful in all respects.
a perfect day
Morally or spiritually immaculate or ideal.
Representing a completed action.
Sexually mature and fully differentiated.
Having both male parts (stamens) and female parts (carpels).
Equal to the sum of its proper divisors.
6 is perfect because the sum of its proper divisors, 1, 2, and 3, which is 6, is equal to the number itself.
Equal to its set of limit points, i.e. set A is perfect if A=A'.
Describing an interval or any compound interval of a unison, octave, or fourths and fifths that are not tritones.
perfect fifth
Made with equal parts of sweet and dry vermouth.
a perfect Manhattan
a perfect Rob Roy
Well informed; certain; sure.
Innocent, guiltless; without blemish.
Sane, of sound mind.
Where this word comes from
From Middle English perfit, from Old French parfit (modern: parfait), from Latin perfectus, perfect passive participle of perficere (“to finish”), from per- (“through, thorough”) + facere (“to do, to make”). The spelling was modified in the 15th century to conform to its Latin etymon. Doublet of parfait, perfecto, and perfectus. Displaced native Old English fulfremed.
The perfect tense, or a form in that tense.
A perfect score; the achievement of finishing a stage or task with no mistakes.
A leader of the Cathar movement.
Where this word comes from
From Middle English perfit, from Old French parfit (modern: parfait), from Latin perfectus, perfect passive participle of perficere (“to finish”), from per- (“through, thorough”) + facere (“to do, to make”). The spelling was modified in the 15th century to conform to its Latin etymon. Doublet of parfait, perfecto, and perfectus. Displaced native Old English fulfremed.
To make perfect; to improve or hone.
I am going to perfect this article.
You spend too much time trying to perfect your dancing.
To take an action, usually the filing of a document in the correct venue, that secures a legal right.
perfect an appeal
perfect an interest
Where this word comes from
From perfect (adjective).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.