Origin of CD4

1980–85; c(luster of) d(ifferentiation) 4 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cd4

Contemporary Examples of cd4

cd4 in Medicine


  1. A glycoprotein on the surface of helper T cells that serves as a receptor for HIV.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.