plasma
/ˈplæzmə/(亦作plasm /ˈplæzəm/)
noun
mass noun
1
- the colourless fluid part of blood, lymph, or milk, in which corpuscles or fat globules are suspended血浆; 乳清。
1.1
- this substance taken from donors or donated blood for administering in transfusions（供输血用的）血浆。
2
- an ionized gas consisting of positive ions and free electrons in proportions resulting in more or less no overall electric charge, typically at low pressures (as in the upper atmosphere and in fluorescent lamps) or at very high temperatures (as in stars and nuclear fusion reactors)等离子气体。
2.1
- an analogous substance consisting of mobile charged particles (such as a molten salt or the electrons within a metal)等离子体。
3
- a bright green, translucent variety of quartz used in mosaic and for other decorative purposes深绿玉髓。
4
- another term for CYTOPLASM or PROTOPLASM.
派生词
plasmatic
adjectiveplasmic
adjective词源
early 18th cent. （in the sense 'mould， shape'）： from late Latin， literally 'mould'， from Greek plasma, from plassein 'to shape'.