bitter - definition and synonyms

 
 
adjective 

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/ˈbɪtə(r)/
  1. 1
    feeling angry or upset because of a bad experience, especially when you think that you have been treated unfairly
    bitter about:

    I’m still bitter about the whole affair.

    1. b.
      used about a determined and angry enemy or opponent

      one of the President’s most bitter critics

      They had always been bitter rivals.

  2. 2
    [usually before noun] making you feel very unhappy or disappointed
    a bitter blow/disappointment:

    It was a bitter blow when he lost his job.

  3. 3
    something that is bitter has a strong sharp taste that is not sweet
  4. 4
    extremely cold in a way that makes you very uncomfortable

    A bitter wind was blowing from the north.

     Synonyms and related words

derived word

bitterness

noun [uncountable]