n a measured portion of medicine taken at any one time
n the quantity of an active agent (substance or radiation) taken in or absorbed at any one time
n a communicable infection transmitted by sexual intercourse or genital contact
n street name for lysergic acid diethylamide
n the federal department in the United States that sets and maintains foreign policies
n an operating system that is on a disk
v treat with an agent; add (an agent) to
v administer a drug to