Dictionary
an•ti•his•ta•min•ic
Pronunciation: (an"tē-his"tu-min'ik, an"tī-), [key] Biochem., Pharm.
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adj.
of or pertaining to an antihistamine or its effect.
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n.
an antihistaminic agent, as a drug.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.