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Definition of "clean" []

  • Free from dirt, stain, or impurities; unsoiled. (adjective)
  • Free from foreign matter or pollution; unadulterated: clean air; clean drinking water. (adjective)
  • Not infected: a clean wound. (adjective)
  • Producing relatively little pollution: a clean fuel; a cleaner, more efficient engine. (adjective)
  • Producing relatively little radioactive fallout or contamination: a clean nuclear bomb. (adjective)
  • Without dirt or other impurities; unsoiled (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Without anything in it or on it (adjective)
  • Recently washed; fresh (adjective)
  • Without extraneous or foreign materials (adjective)
  • Without defect, difficulties, or problems (adjective)
  • (of a nuclear weapon) producing little or no radioactive fallout or contamination (adjective)
  • Uncontaminated (adjective)
  • (of a wound, etc) having no pus or other sign of infection (adjective)
  • Pure; morally sound (adjective)
  • Without objectionable language or obscenity (adjective)
  • (of printer's proofs, etc) relatively free from errors; easily readable (adjective)
  • Thorough or complete (adjective)
  • Dexterous or adroit (adjective)
  • Played fairly and without fouls (adjective)
  • Simple in design (adjective)
  • Causing little turbulence; streamlined (adjective)
  • (of an aircraft) having no projections, such as rockets, flaps, etc, into the airstream (adjective)
  • Honourable or respectable (adjective)
  • Habitually neat (adjective)
  • (esp of a driving licence) showing or having no record of offences (adjective)
  • Innocent; not guilty (adjective)
  • Not carrying illegal drugs, weapons, etc (adjective)
  • Having its bottom clean (adjective)
  • Having a satisfactory bill of health (adjective)
  • (of persons) free from ceremonial defilement (adjective)
  • (of animals, birds, and fish) lawful to eat (adjective)
  • Morally and spiritually pure (adjective)
  • To make or become free of dirt, filth, etc (verb)
  • To remove in making clean (verb)
  • To prepare (fish, poultry, etc) for cooking (verb)
  • In a clean way; cleanly (adverb)
  • (intensifier) (adverb)
  • The act or an instance of cleaning (noun)

www.Collinsdictionary.com (c) HarperCollins Publishers Ltd 2016

Use "clean" in a sentence
  • "Raise taxes, modify NAFTA, and invest in clean renewable energy '; yahooBuzzArticleSummary =' Here are two main points I am making you may want to read before or instead of reading the rest of this message: (1) raise taxes on the very wealthy, and (2) rebuild the US manufacturing sector via a \'clean, renewable energy economy. '"
  • "Bring a sponge "-- he corrected himself --" a clean rag will do -- only it must be _clean_ "-- this to Mrs. Volsky," you"
  • "He hath bidden me bring thee to him, clean, _clean_. ""