• noun:   colorless watery fluid of blood and lymph containing no cells and in which erythrocytes and leukocytes and platelets are suspended
• 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

  Example: "Particles in space exist in the form of a plasma"

• noun:   a green slightly translucent variety of chalcedony used as a gemstone

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