The meaning of REALLY is in reality : actually. How to use really in a sentence.

This room is really hot. That's really interesting. It's a really difficult decision. "Did you like it? Not really (= no)."

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

WordReference Random House Learner's Dictionary of American English © 2026 re•al•ly /ˈriəli, ˈrili/ adv. actually: sees things as they really are. genuinely; truly: a really hot day. indeed: Really, this is …

Define really. really synonyms, really pronunciation, really translation, English dictionary definition of really. adv. 1. In actual truth or fact: There isn't really a lake there; it's just a mirage.

Apr 5, 2026 · Adverb really (comparative more really, superlative most really) (literal) In a way or manner that is real, not unreal.

REALLY definition: in reality; actually. See examples of really used in a sentence.

Definition of really. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.

Learn the definition of 'really'. Check out the pronunciation, synonyms and grammar. Browse the use examples 'really' in the great English corpus.

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