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Showing results for quadrivalent. Search instead for quasiviolent.

quadrivalent

American  
[kwod-ruh-vey-luhnt, kwo-driv-uh-] / ˌkwɒd rəˈveɪ lənt, kwɒˈdrɪv ə- /

adjective

Chemistry.
  1. having a valence of four; tetravalent.

  2. exhibiting four different valences, as antimony with valences of 5, 4, 3, and −3.


quadrivalent British  
/ ˌkwɒdrɪˈveɪlənt /

adjective

  1. chem another word for tetravalent

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • quadrivalence noun
  • quadrivalency noun
  • quadrivalently adverb

Etymology

Origin of quadrivalent

First recorded in 1860–65; quadri- + -valent

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

U.S. flu vaccines are likely to move from quadrivalent to trivalent due to a change in circulating influenza viruses, says a University of Michigan researcher.

From Science Daily • Feb. 29, 2024

Fluad quadrivalent: This vaccine contains the same amount of flu antigen as the standard shot but also contains something called an adjuvant.

From Washington Post • Dec. 12, 2022

Japan initially embraced HPV vaccines, approving GlaxoSmithKline’s bivalent shot—which protects against the two HPV types carrying the greatest cancer risk—in 2009, and Merck & Co.’s quadrivalent vaccine in 2011.

From Science Magazine • Mar. 28, 2022

William Schaffner, a professor of infectious diseases at Vanderbilt University Medical Center: The entire influenza vaccine manufacturing industry has been moving toward quadrivalent vaccines for a decade.

From Slate • Oct. 4, 2021

The oxygen atom in this nucleus is very strongly basic and exhibits its quadrivalent property by forming stable salts by direct addition of acid radicles.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred