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⇱ effusion - WordReference.com Dictionary of English

effusion

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ɪˈfjuːʒən/US:USA pronunciation: respellingUSA pronunciation: respelling(i fyo̅o̅′zhən)


WordReference Random House Unabridged Dictionary of American English © 2026
ef•fu•sion  (i fyo̅o̅′zhən),USA pronunciation n. 
  1. the act of effusing or pouring forth.
  2. something that is effused.
  3. an unrestrained expression, as of feelings:poetic effusions.
  4. Pathology
    • the escape of a fluid from its natural vessels into a body cavity.
    • the fluid that escapes.
  5. Physicsthe flow of a gas through a small orifice at such density that the mean distance between the molecules is large compared with the diameter of the orifice.
  • Latin effūsiōn- (stem of effūsiō), equivalent. to ef- ef- + fūsion- fusion
  • Anglo-French)
  • Middle English (1350–1400

Collins Concise English Dictionary © HarperCollins Publishers::
effusion /ɪˈfjuːʒən/ n
  1. an unrestrained outpouring in speech or words
  2. the act or process of being poured out
  3. something that is poured out
    • the escape of blood or other fluid into a body cavity or tissue
    • the fluid that has escaped
'effusion' also found in these entries (note: many are not synonyms or translations):
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