natural killer cell
(redirected from Natural killer lymphocytes)Also found in: Dictionary, Encyclopedia.
natural killer cell
n.
A lymphocyte that is activated by double-stranded RNA or lymphokines and fights off viral infections and tumors without evident antigenic specificity. Also called NK cell.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
Natural killer (NK) cell
A lymphocyte that acts as a primary immune defense against infection.
Mentioned in: Chronic Fatigue Syndrome
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.