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influenza virus in Medicine

influenza virus

n.
  1. Any of three viruses of the genus Influenzavirus designated type A, type B, and type C, that cause influenza and influenzalike infections.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.