Pronunciation: (plaz'mu), [key]
1. Anat., Physiol.the liquid part of blood or lymph, as distinguished from the suspended elements.
2. Cell Biol.cytoplasm.
4. a green, faintly translucent chalcedony.
5. Physics.a highly ionized gas containing an approximately equal number of positive ions and electrons. Also,plasmPronunciation: (plaz'um) [key]for defs. 1–3.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.