[ ə-rĭg′ə-nəm ]
A volatile oil obtained from various species of plants of the genus Origanum, used as a rubefacient, as a constituent in veterinary liniments, and in microscopic techniques.
Y.E.S: These Words Are AcronymsMaybe you already knew RADAR actually stands for "radio detecting and ranging," but what about these other acronyms hiding in your everyday speech?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.