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monovalent

American  
[mon-uh-vey-luhnt] / ˌmɒn əˈveɪ lənt /

adjective

  1. Chemistry. univalent.

  2. Immunology.

    1. containing only one kind of antibody.

    2. pertaining to an antibody fragment with one antigen-binding site.


monovalent British  
/ ˌmɒnəʊˈveɪlənt /

adjective

  1. Also: univalentchem

    1. having a valency of one

    2. having only one valency

"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

monovalent Scientific  
/ mŏn′ə-vālənt /
  1. Having a valence of 1; univalent.

  2. Containing antigens from a single strain of a microorganism or virus. Used of a vaccine or serum.


Other Word Forms

Etymology

Origin of monovalent

First recorded in 1865–70; mono- + -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.

See Examples For:

They found that the monovalent vaccine increased their ability to produce mucosal antibodies against most of the tested variants, whereas the bivalent vaccine didn't provide a significant boost.

From Science Daily Mar. 12, 2024

Tan said he agrees that a monovalent is best, in part because it's easier to produce and will be more accessible in countries of lower socioeconomic status.

From Salon Jun. 4, 2023

It has found that monovalent vaccines against Omicron perform somewhat better than those that include the ancestral strain.

From Science Magazine May 22, 2023

Likewise, FDA spokeswoman Abby Capobianco said that such claims tying the discontinuation of the monovalent shots to safety “are entirely false and without basis in fact.”

From Seattle Times Apr. 21, 2023

The atoms of chlorine and bromine, however, being only monovalent, have all their affinity satisfied when they are united to a single other atom of chlorine and bromine.

From Scientific American Supplement, No. 794, March 21, 1891 by Various

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