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HLA

American

Immunology.

human leukocyte antigen: any of a complex of genetically determined antigens, occurring on the surface of almost every human cell, by which one person's cells can be distinguished from another's and the histocompatibility and genetic likeness of any two persons can be established: the major histocompatibility antigen of humans.

Etymology

Origin of HLA

First recorded in 1965–70

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.

“Measure HLA does not apply when non-city entities, public or private, carry out their own projects in the City’s streets,” L.A.

From Los Angeles Times • Apr. 10, 2025

But the scope of Measure HLA — the citywide initiative to follow through on what L.A.

From Los Angeles Times • Apr. 3, 2025

HLA requires the city add wider sidewalks, bike lanes and make other improvements it recommended in its mobility plan every time the streets are repaved.

From Los Angeles Times • Oct. 16, 2024

The foundations for this display are what's known as HLA proteins, and they are highly variable among individuals.

From Science Daily • May 30, 2024

About one third of South American Indians, Black discovered, have identical or near-identical HLA profiles; for Africans the figure is one in two hundred.

From "1491" by Charles C. Mann

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