<chemical> A physiologically inactive constituent of cannabis sativa l. ... Chemical name: 6H-Dibenzo(b,d)pyran-1-ol, 6,6,9-trimethyl-3-pentyl- ... (12 Dec 1998) ... 
(kә-nab´ĭ-nol) a physiologically inactive principle from Cannabis; its tetrahydro derivative (tetrahydrocannabinol) is active.
Type: Term Pronunciation: ka-nab′i-nol Definitions: 1. A constituent of the resinous exudate of the pistillate flowers of Cannabis sativa; it has no psychotomimetic action as do the tetrahydro derivatives isolated from marijuana.
cannabinol The parent compound of tetrahydrocannabinol (THC), the active principle of marijuana.