| Definitions | | plenum |
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noun (pl2=plena)
- A space that is completely filled with matter
- 1974: He lay on the long stone slant down to the slapping waves, his denim shorts, sneakers, and socks under his head for a pillow, feeling the splendour of distance in all directions, the liquid silence, the of aloneness. " Guy Davenport Tatlin!
- A legislative meeting (especially of the Communist Party) in which all members are present
- An enclosed space having greater than atmospheric pressure
- The space above a false ceiling used for cables, ducts etc
- (computing) A type of network cabling which satisfies plenum-ratings issued by the National Electrical Code. These cables are safer in case of a fire, producing less smoke and fumes.
Etymology: Latin plenumLatin, plenum, neuter of plenus "full". (Influenced by Russian Ñ "plenary session".)
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