part of speech: adjective

inflections: cleaner, cleanest

definition 1: not dirty or stained.

  • I got a clean dish from the shelf.
  • He took a shower and put on a clean T-shirt.

antonyms: dirty, grubby, messy, muddy, soiled

definition 2: pure; free from pollution.

  • Everyone should have clean air to breathe.

synonyms: pure

antonyms: dusty, impure

definition 3: done or made without difficulty or mistake.

  • The soldiers made a clean escape from the prison camp.

synonyms: easy

definition 4: fair.

  • It was a clean fight.

synonyms: fair, honest, just, upright

antonyms: dirty, unfair

phrase: come clean


part of speech: adverb

definition: completely.

  • The runaway horse jumped clean over the fence.

synonyms: altogether, completely, fully, totally


part of speech: verb

inflections: cleans, cleaning, cleaned

definition: to remove dirt or stains from; make clean.

  • Clean your shoes on the mat.

synonyms: cleanse, wash

antonyms: dirty, soil

derivation: cleanness (n.)