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  1. CLEAN Definition & Meaning - Merriam-Webster

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

  2. Clean - definition of clean by The Free Dictionary

    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 …

  3. CLEAN | definition in the Cambridge English Dictionary

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

  4. CLEAN definition and meaning | Collins English Dictionary

    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.

  5. clean - WordReference.com Dictionary of English

    to empty in order to straighten or clean: [~ + out + object] I had to clean out my desk to find what I was looking for. [~ + object + out] I cleaned it out before dinner.

  6. CLEAN Definition & Meaning | Dictionary.com

    CLEAN definition: free from dirt; unsoiled; unstained. See examples of clean used in a sentence.

  7. CLEAN Synonyms: 416 Similar and Opposite Words - Merriam-Webster

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

  8. CLEAN | English meaning - Cambridge Dictionary

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

  9. Environmental Services | Parts Cleaning | Oil Recyclers | Crystal Clean

    Jan 22, 2026 · Crystal Clean offers environmental services such as parts cleaning and oil recycling. Learn more about our full range of capabilities online today!

  10. clean - Wiktionary, the free dictionary

    5 days ago · 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.