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The meaning of CLEAN is free from dirt or pollution. How to use clean in a sentence.

Make sure your hands are clean before you have your dinner. Hospitals need to be kept spotlessly (= extremely) clean.

Clean (programming language), a purely functional programming language Clean language, a questioning technique used in psychotherapy and coaching Money laundering, a way of …

If you clean something or clean dirt off it, you make it free from dirt and unwanted marks, for example by washing or wiping it. If something cleans easily, it is easy to clean.

Define clean. clean synonyms, clean pronunciation, clean translation, English dictionary definition of clean. adj. clean·er , clean·est 1. Free from dirt, stain, or impurities; unsoiled: a clean …

Oct 31, 2025 · clean (third-person singular simple present cleans, present participle cleaning, simple past and past participle cleaned) (transitive) To remove dirt from a place or object.

When we clean, we leave things better than they were when we found them. Cleaning helps remove dirt, microbes (like bacteria and viruses), small amounts of food, and many other soils …

Synonyms for CLEAN: spotless, immaculate, pristine, stainless, spick-and-span, squeaky-clean, shiny, unsullied; Antonyms of CLEAN: dirty, unclean, filthy, stained, soiled, foul, uncleaned, …

I spent the morning cleaning the house. (Definition of clean from the Webster's Essential Mini Dictionary © Cambridge University Press)