haemophilus influenzae

Medical Dictionary

Haemophilus influenzae Haemophilus in·flu·en·zae (ĭn'flōō-ěn'zē)
n.
A gram-negative, rod-shaped bacterium of the genus Haemophilus that occurs in the human respiratory tract and causes acute respiratory infections, acute conjunctivitis, and purulent meningitis; type b is the most common pathogenic form of the bacterium. Also called Pfeiffer's bacillus.

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