Longman Dictionary of Contemporary English homepage

Topic: ASTRONOMY

Date: 1700-1800
Language: Late Latin
Origin: 'something shaped', from Greek, from plassein; PLASTIC2

plasma

 noun
     
plas‧ma [uncountable]
1HBHHBM the yellowish liquid part of blood that contains the blood cells
2HBM technical the living substance inside a cell [= protoplasm]
3HAHPE technical a gas that contains about the same numbers of positive and negative electric charges and is found in the sun and most stars
Definition of plasma from the Longman Dictionary of Contemporary English within
the topic ASTRONOMY
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