plas·ma /ˈplæzmə/
 血漿;乳漿;原形質;深綠玉髓


 plas·ma /ˈplæzmə/ 名詞
 血漿,原漿,原生質


 plasma
 等離子體


 plasma
 電漿


 Plas·ma n.
 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.
 Blood plasma Physiol., the colorless fluid of the blood, in which the red and white blood corpuscles are suspended.  It may be obtained by centrifuation of blood to remove the blood cells.  It is distinguished from serum in that plasma still has the fibrin of blood, and may be clotted, while in serum the fibrin has been removed.
 Muscle plasma Physiol., the fundamental part of muscle fibers, a thick, viscid, albuminous fluid contained within the sarcolemma, which on the death of the muscle coagulates to a semisolid mass.

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 plasma
      n 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"