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

Synonyms for RAPIDLY: quickly, swiftly, fast, quick, soon, promptly, immediately, hot; Antonyms of RAPIDLY: slowly, sluggishly, slow, deliberately, lingeringly, leisurely, belatedly, ploddingly

Definition of rapidly adverb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Find 36 different ways to say RAPIDLY, along with antonyms, related words, and example sentences at Thesaurus.com.

Rapidly definition: within a short period of time.. See examples of RAPIDLY used in a sentence.

Define rapidly. rapidly synonyms, rapidly pronunciation, rapidly translation, English dictionary definition of rapidly. adj. rap·id·er , rap·id·est Moving, acting, or occurring with great speed.

RAPIDLY definition: (of an action or movement) performed or occurring during a short interval of time; quick | Meaning, pronunciation, translations and examples

When you do something rapidly, you do it very quickly. A rapidly moving train is going at full speed.

Dec 3, 2025 · rapidly (comparative more rapidly, superlative most rapidly) With speed; in a rapid manner. She packed her case rapidly and hurried out.

With speed; in a rapid manner. She packed her case rapidly and hurried out. She ran rapidly toward him. She blinked rapidly to clear her vision as she entered the dark building. Life was moving along …