LAUDANUMS
Noun
laudanums
plural of laudanum
Source: Wiktionary
LAUDANUM
Lau"da*num, n. Etym: [Orig. the same wort as ladanum, ladbdanum: cf.
F. laudanum, It. laudano, ladano. See Ladanum.]
Definition: Tincture of opium, used for various medical purposes.
Note: A fluid ounce of American laudanum should contain the soluble
matter of one tenth of an ounce avoirdupois of powdered opium with
equal parts of alcohol and water. English laudanum should have ten
grains less of opium in the fluid ounce. U. S. Disp. Dutchman's
laudanum (Bot.) See under Dutchman.
Source: Webster’s Unabridged Dictionary 1913 Edition