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substitute - definition and synonyms

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noun [countable]     substitute pronunciation in American English
Word Forms
  1. 1
    something that is used instead of something else

    We couldn’t get cream, so we used yogurt as a substitute.

    a milk/sugar/meat substitute

    substitute for:

    a synthetic substitute for rubber

    1. a.
      [only before noun] used as a substitute

      a substitute form of energy

    2. b.
      something that people accept instead of something else, even though they know that it is not as good or as useful

      Rituals and superstitions may become a substitute for a religious life.

      a poor/inadequate substitute:

      Of course a pet is a poor substitute for human companionship.

      be no substitute for something (=to not be as good):

      Feeling sorry for someone is no substitute for love.

  2. 3
    linguistics American a word, usually a pronoun, that is used in place of another word to avoid repeating it


a lifestyle focussing on simple pleasures such as comfort and cosiness in the home, and spending time with friends and family

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a form of location that involves the underwater detonation of a bomb which causes sound waves that are picked up by ships

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