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'Whim·si·cal[1]   /ˈʰwɪmzɪkəl, ˈwɪm-/ Show Spelled[hwim-zi-kuhl, wim-]
1.given to whimsy or fanciful notions; capricious: a pixyish, whimsical fellow.
2.of the nature
of or proceeding from whimsy, as thoughts or actions: Her writing showed whimsical notions of human behavior.
3.erratic; unpredictable: He was too whimsical with regard to his work.


1645–55; whims(y) + -ical

Related forms[]

whim·si·cal·ly, adverb
un·whim·si·cal, adjective
un·whim·si·cal·ly, adverb
un·whim·si·cal·ness, noun


  1. Used to describe Sheldon's bathtub during the episode, The Adhesive Duck Deficiency
  2. Definition found on