natural killer cell

Definition / meaning of natural killer cell

A type of immune cell that has granules (small particles) with enzymes that can kill tumor cells or cells infected with a virus. A natural killer cell is a type of white blood cell. Also called NK cell and NK-LGL.

Listed under:

Find More About 'natural killer cell'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

Leave a Comment