Dictionary

major histocompatibility complex

noun

Definition of MAJOR HISTOCOMPATIBILITY COMPLEX

:  a group of genes in mammals that code for cell-surface polymorphic glycoprotein molecules which display antigenic peptide fragments for T cell recognition and aid in the ability of the immune system to determine self from nonself

First Known Use of MAJOR HISTOCOMPATIBILITY COMPLEX

1972

major histocompatibility complex

noun    (Medical Dictionary)

Medical Definition of MAJOR HISTOCOMPATIBILITY COMPLEX

:  a group of genes in mammals that function especially in determining the histocompatibility antigens found on cell surfaces and that in humans comprise the alleles occurring at four loci on the short arm of chromosome 6—abbreviation MHC

Browse

Next Word in the Dictionary: majoritarianPrevious Word in the Dictionary: major generalAll Words Near: major histocompatibility complex
April 27, 2015
savvy Hear it
to understand
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears