Plasma - Dictionary Definition and Overview

Plasma :  (noun)
1: colorless watery fluid of blood and lymph containing no cells and in which erythrocytes and leukocytes and platelets are suspended [syn: plasm]
2: a green slightly translucent variety of chalcedony used as a gemstone
3: (physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors; a gas becomes a plasma when it is heated until the atoms lose all their electrons, leaving a highly electrified collection of nuclei and free electrons; "particles in space exist in the form of a plasma"

Based on WordNet 2.0

Plasma : \Plas"ma\, n. [See Plasm.] 1. (Min.) A variety of quartz, of a color between grass green and leek green, which is found associated with common chalcedony. It was much esteemed by the ancients for making engraved ornaments.

2. (Biol.) The viscous material of an animal or vegetable cell, out of which the various tissues are formed by a process of differentiation; protoplasm.

3. Unorganized material; elementary matter.

4. (Med.) A mixture of starch and glycerin, used as a substitute for ointments. --U. S. Disp.

Based on Webster's Revised Unabridged Dictionary

Plasma : 

PLAnner-like System Modelled on Actors. Carl Hewitt, 1975. The first actor language. Originally called Planner-73, and implemented in MacLisp. Lisp-like syntax, but with several kinds of parentheses and brackets.

["A PLASMA Primer", B. Smith et al, AI Lab Working Paper 92, MIT Oct 1975].

["Viewing Control Structures as Patterns of Passing Messages", C. Hewitt, AI Lab Memo 410, MIT 1976].



Based on the Online Dictionary of Computing [Computer_Dictionary]:

Plasma :  Plasma: The liquid part of the blood and lymphatic fluid, which makes up about half of its volume. Plasma is devoid of cells and, unlike serum, has not clotted. Blood plasma contains antibodies and other proteins. It is taken from donors and made into medications for a variety of blood-related conditions. Some blood plasma is also used in non-medical products.



Based on the Online Dictionary of Computing [Computer_Dictionary]:
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