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plenum

ple·num

plenum

 
pronunciation:
pli nm [or] ple nm
features:
Word Combinations (noun)
part of speech: noun
inflections: plena, plenums
definition 1: a space that encloses a volume of gas at greater pressure than exists outside the space, or the state of the gas thus enclosed.
definition 2: a general assembly or meeting, as of a legislature, with all members present.
definition 3: the whole of space considered as full of matter, in contrast to a vacuum.
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