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antiadrenergic

[ăn′tē-ăd′rə-nûr′jĭk, ăn′tī-]

adj.

Of or relating to an agent that annuls or antagonizes the effects of the sympathetic nervous system.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.