Pronunciation: ( jem'yOOl), [key]
2. Zool.an asexually produced mass of cells that is capable of developing into an animal, as a freshwater sponge.
3. Evolution.one of the hypothetical living units conceived by Darwin in the theory of pangenesis as the bearers of the hereditary attributes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.