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

Understanding the Context

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.

Key Insights

Define perfectly. perfectly synonyms, perfectly pronunciation, perfectly translation, English dictionary definition of perfectly. adv. 1. In a perfect manner or to a perfect degree.

Final Thoughts

2. To a complete or full … 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; … PERFECTLY definition: in a perfect manner or to a perfect degree. See examples of perfectly used in a sentence. Perfectly means in a manner or way that could not be better; completely or absolutely; in a perfect manner or to perfection.

It can also correspond to doing something without any flaws or mistakes. Definition of perfectly adverb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Definitions of perfectly adverb in a perfect or faultless way “She performed perfectly on the balance beam” “spoke English perfectly ” “solved the problem perfectly ” synonyms: ideally