diphenhydramine

[ dahy-fen-hahy-druh-meen ]

nounPharmacology.
  1. a white, crystalline, antihistaminic compound, C17H21NO, used orally, topically, and parenterally, especially for allergies.

Origin of diphenhydramine

1
First recorded in 1945–50; diphen(yl) + hydr-2 + amine

Words Nearby diphenhydramine

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024