Englishfor English speakers
interplanetary
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adjective
between or among planets
interplanetary travel
plasma
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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
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noun
a green slightly translucent variety of chalcedony used as a gemstone
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noun
(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