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Definition of antihistamine
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perfunctory
Definition: (adjective) unenthusiastic, routine, or mechanical.
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< antiheroine
antihydrogen >
an·ti·his·ta·mine
(
n
t
-h
s
t
-m
n
, -m
n,
n
t
-)
KEY
NOUN:
A drug used to counteract the physiological effects of histamine production in allergic reactions and colds.
OTHER FORMS:
an
ti·his
ta·min
ic
(-m
n
k)
KEY
(Adjective)
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