T4 cell

noun

: any of the T cells (such as a helper T cell) that display the CD4 molecule on their surface and become severely depleted in AIDS

called also T4 lymphocyte

Word History

Etymology

T cell + CD4

First Known Use

1983, in the meaning defined above

Medical Definition

T4 cell

noun

ˌtē-ˌfō(ə)r- 

: any of the T cells (as a helper T cell) that display the CD4 molecule on their surface and become severely depleted in AIDS

called also helper-inducer T cell, T4 lymphocyte