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⇱ IV - WordReference.com Dictionary of English


IV

US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈaɪˈvi/ ,USA pronunciation: respelling)

Inflections of 'IV' (n):
IVs
npl
IV's
npl

WordReference Random House Learner's Dictionary of American English © 2026
IV /ˈaɪˈvi/USA pronunciation   n. [countable], pl. IVs, IV's. 
  1. Medicinean apparatus for intravenous delivery of electrolyte solutions, medicines, and nutrients.

IV,  an abbreviation of:
  1. Medicineintravenous.

WordReference Random House Unabridged Dictionary of American English © 2026
IV  ),USA pronunciation n., pl. IVs, IV's. 
  1. Medicinean intravenous device for delivering electrolyte solutions, medicines, and nutrients.
  • 1950–55

IV, 
    1. Medicineintravenous.
    2. Medicineintravenous drip.
    3. Drugsintravenous injection.
    4. Medicine, Anatomyintravenously.

I.V., 
  1. initial velocity.

i.v., 
    1. increased value.
    2. initial velocity.
    3. invoice value.

WordReference Random House Unabridged Dictionary of American English © 2026
Laugh•lin  (lôflin, lôk-),USA pronunciation n. 
  1. Biographical James, IV, 1914–97, U.S. editor, publisher, and poet.

Collins Concise English Dictionary © HarperCollins Publishers::
i.v., IV abbreviation for
  1. intravenous(ly)
'IV' also found in these entries (note: many are not synonyms or translations):

🗣️Forum discussions with the word(s) "IV" in the title:


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