The meaning of PERFECTLY is in a perfect manner. How to use perfectly in a sentence.

To be perfectly honest, I don't care anymore. You know perfectly well what the matter is. I made it perfectly clear to him what I meant. I was perfectly happy on my own.

WordReference Random House Unabridged Dictionary of American English © 2026 per•fect•ly (pûr′ fikt lē), adv. in a perfect manner or to a perfect degree: to sing an aria perfectly. completely; fully; …

Discover everything about the word "PERFECTLY" in English: meanings, translations, synonyms, pronunciations, examples, and grammar insights - all in one comprehensive guide.

PERFECTLY definition: in a perfect manner or to a perfect degree. See examples of perfectly used in a sentence.

Synonyms for PERFECTLY: immaculately, excellently, finely, flawlessly, exceptionally, impeccably, ideally, faultlessly; Antonyms of PERFECTLY: imperfectly, badly, defectively, inadequately, faultily, …

(Definition of perfectly from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

If you describe something as perfectly good or acceptable, you are emphasizing that there is no reason to use or get something else, although other people may disagree.

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