stem cell: Meaning and Definition of

stem' cell"

Pronunciation: [key]
— Cell Biol. Cell Biol.
  1. a cell that upon division replaces its own numbers and also gives rise to cells that differentiate further into one or more specialized types, as various B cells and T cells.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.