attenuated(redirected from attenuated breath sounds)
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1. Reduced in virulence or infectivity.
2. Thin, minimal, markedly reduced or decreased.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
attenuatedWeakened or reduced, and so altered in characteristics so as no longer to be dangerous. The term is applied to organisms that have been specially cultured so as to reduce their virulence and make them suitable for use in vaccines.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
Alive but weakened; an attenuated microorganism can no longer produce disease.
Mentioned in: Tuberculin Skin Test
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.