[te-truh-hahy-druh-kuh-nab-uh-nawl, -nol]

noun Pharmacology.

a compound, C21H30O2, that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC

Nearby words

  1. tetrahedron,
  2. tetrahydrate,
  3. tetrahydric,
  4. tetrahydro-,
  5. tetrahydrocannabidinol,
  6. tetrahydrofuran,
  7. tetrahydrogestrinone,
  8. tetrahydroxy,
  9. tetrahydrozoline,
  10. tetrahymena

Origin of tetrahydrocannabinol

First recorded in 1965–70; tetra- + hydro-2 + cannabinol

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

Medicine definitions for tetrahydrocannabinol


[tĕt′rə-hī′drə-kə-năbə-nôl′, -nōl′]



The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.