/ Dictionary / Index H HLA gene: Meaning and Definition of Find definitions for: HLA gene Pronunciation: [key] — Immunol. Immunol. any of a complex of genes, located on human chromosome 6, that govern the expression of HLA. Cf. MHC. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. HLA antigen HLBB Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language