PLASMA • E-FREE TRANSLATION.COM • Definition of Plasma

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/plˈæzmə/ Listen

Plasma

noun

The colorless watery fluid of the blood and lymph that contains no cells, but in which the blood cells (erythrocytes, leukocytes, and thrombocytes) are suspended. Synonyms: blood plasma, plasm.

A green slightly translucent variety of chalcedony used as a gemstone.

(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.

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Etymology of 'Plasma'

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"Plasma" Quotes from Famous Books

... factors besides cerebral hyperaemia and anaemia may produce the functional variety of headache. There would seem to be ample ground for ascribing great causative importance to excessive irritation of the brain plasma itself. Hence those forms of headache which while, being unaccompanied by any especial circulatory derangements, succeed, oftentimes, with relentless regularity upon any considerable degree of mental work. It is not my purpose to discuss the treatment of the multifarious forms of ...

— Scientific American Supplement, No. 415, December 15, 1883 • Various

Words linked to "Plasma" : ECF, chalcedony, human gamma globulin, calcedony, state, state of matter, interplanetary gas, extracellular fluid, gamma globulin, physical chemistry