Adjective bitter has 7 senses
  1. acrimonious, bitter - marked by strong resentment or cynicism; "an acrimonious dispute"; "bitter about the divorce"
    Antonym: unresentful (indirect, via resentful)
  2. bitter - very difficult to accept or bear; "the bitter truth"; "a bitter sorrow"
    tolerable (indirect, via intolerable)
  3. acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous, sulphurous, venomous, virulent, vitriolic - harsh or corrosive in tone; "an acerbic tone piercing otherwise flowery prose"; "a barrage of acid comments"; "her acrid remarks make her many enemies"; "bitter words"; "blistering criticism"; "caustic jokes about political assassination, talk-show hosts and medical ethics"; "a sulfurous denunciation"
    Antonym: pleasant (indirect, via unpleasant)
  4. bitter - one of the four basic taste sensations; sharp and disagreeable; like the taste of quinine
    tasteless (indirect, via tasteful)
  5. bitter - expressive of severe grief or regret; "shed bitter tears"
    joyful (indirect, via sorrowful)
  6. bitter - proceeding from or exhibiting great hostility or animosity; "a bitter struggle"; "bitter enemies"
    amicable (indirect, via hostile)
  7. biting, bitter - causing a sharply painful or stinging sensation; used especially of cold; "bitter cold"; "a biting wind"
    Antonym: painless (indirect, via painful)
,Adverbial bitter has 1 sense
  1. piercingly, bitterly, bitingly, bitter - extremely and sharply; "it was bitterly cold"; "bitter cold"
,Noun bitter has 3 senses
  1. bitter - English term for a dry sharp-tasting ale with strong flavor of hops (usually on draft)
    --1 is a kind of
  2. bitter, bitterness - the taste experience when quinine or coffee is taken into the mouth
    --2 is a kind of taste, taste sensation, gustatory sensation, taste perception, gustatory perception
  3. bitterness, bitter - the property of having a harsh unpleasant taste
    --3 is a kind of taste property
    --3 has particulars: acerbity; acridity, acridness
    Derived form: verb bitter1
,Verb bitter has 1 sense
  1. bitter - make bitter
    --1 is one way to
    change taste
    Derived form: noun bitter3
    Sample sentences:
    Somebody ----s something
    Something ----s something