A variety of quartz, of a color between grass green and leek green, which is found associated with common chalcedony. It was much esteemed by the ancients for making engraved ornaments.
- The clear, yellowish fluid portion of blood, lymph, or intramuscular fluid in which cells are suspended. It differs from serum in that it contains fibrin and other soluble clotting elements.
- Blood plasma.
- Medicine Cell-free, sterilized blood plasma, used in transfusions.
- Protoplasm or cytoplasm.
- The fluid portion of milk from which the curd has been separated by coagulation; whey.
- Physics An electrically neutral, highly ionized gas composed of ions, electrons, and neutral particles. It is a phase of matter distinct from solids, liquids, and normal gases.