influenza virus type B


n.

A myxovirus of the genus Influenzavirus, antigenically varying from influenza virus type A and influenza virus type C, that causes various respiratory illnesses in humans.

QUIZZES

A THANKSGIVING SPELLING QUIZ TO FEED YOUR HISTORY KNOWHOW

Before you celebrate family and blessings this year, take this quiz to test your spelling knowledge of the history and important figures of the first Thanksgiving.
Question 1 of 7
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.