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plasma , plasm 
  n 
1 the clear yellowish fluid portion of blood or lymph in which the corpuscles and cells are suspended 
2  short for  →  blood plasma 
3  a former name for  →  protoplasm  →  cytoplasm 
4  (Physics) 
a a hot ionized material consisting of nuclei and electrons. It is sometimes regarded as a fourth state of matter and is the material present in the sun, most stars, and fusion reactors 
b the ionized gas in an electric discharge or spark, containing positive ions and electrons and a small number of negative ions together with un-ionized material 
5 a green slightly translucent variety of chalcedony, used as a gemstone 
6  a less common term for  →  whey 
  (C18: from Late Latin: something moulded, from Greek, from plassein to mould) 
♦  plasmatic 
♦  plasmic  adj 



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