Dictionary.com
Thesaurus.com

Ir gene

American  
[ahy-ahr] / ˈaɪˈɑr /

noun

Immunology.

  1. a gene controlling the magnitude of the immune response to a particular antigen.

Etymology

Origin of Ir gene

1970–75; i(mmune) r(esponse)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training