a tense of verbs used in describing action that has been completed (sometimes regarded as perfective aspect)
"After finishing his homework, he felt relieved to have finally entered the perfect state where all tasks were done."
The perfect tense, or a form in that tense.
"The student realized they had made a mistake when she saw their name listed on the report card in the past perfect tense."
In plain English: A perfect is someone who is completely flawless and has no mistakes at all.
"The cake turned out to be perfect, not just in taste but also in appearance."
Usage: Do not use "perfect" as a standalone noun to mean a grade of 100; instead, refer to it as "a perfect score." If you need to discuss grammar, the term is used only within specific phrases like "the perfect tense."
To make perfect; to improve or hone.
"She spent hours practicing her scales until she felt she had perfected her technique."
In plain English: To perfect something means to make it as good as it can possibly be by fixing any mistakes or improving its quality.
"The chef will perfect his recipe by tasting it again and again."
Usage: Use "perfect" as a verb when you want to express improving a skill, technique, or object until it reaches its highest quality. For example, you might say that years of practice helped an athlete perfect their form or a chef perfect a specific recipe.
being complete of its kind and without defect or blemish
"a perfect circle"
"a perfect reproduction"
"perfect happiness"
"perfect manners"
"a perfect specimen"
"a perfect day"
without qualification; used informally as (often pejorative) intensifiers
"an arrant fool"
"a complete coward"
"a consummate fool"
"a double-dyed villain"
"gross negligence"
"a perfect idiot"
"pure folly"
"what a sodding mess"
"stark staring mad"
"a thorough nuisance"
"a thoroughgoing villain"
"utter nonsense"
"the unadulterated truth"
Fitting its definition precisely.
"The new puzzle piece fit perfectly into the gap, completing the image exactly as intended."
In plain English: Perfect means something is done exactly right with no mistakes at all.
"The weather was perfect for a picnic."
Usage: Use "perfect" as an adjective to describe something that matches an ideal standard exactly or has no flaws, such as a perfectly timed arrival. Avoid using it loosely to mean merely good; reserve it for situations where the quality is complete and without error.
The word "perfect" entered English from Old French, originally carrying the meaning of something finished or completed. It eventually replaced the native Old English term fulfremed to describe an ideal state where nothing is lacking.