diphenhydramine

[ dahy-fen-hahy-druh-meen ]
/ ˌdaɪ fɛnˈhaɪ drəˌmin /

noun Pharmacology.

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

Nearby words

  1. dipetalous,
  2. diphallus,
  3. diphase,
  4. diphasic,
  5. diphenamid,
  6. diphenoxylate,
  7. diphenyl,
  8. diphenyl ketone,
  9. diphenylacetylene,
  10. diphenylamine

Origin of diphenhydramine

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019