noun, plural ple·nums, ple·na [plee-nuh, plen-uh] /ˈpli nə, ˈplɛn ə/.
Words nearby plenum
Origin of plenum
Examples from the Web for plenum
Referendum Law inches closer to basic law status after plenum vote.
Let any external power be applied against the plenum and it would be smashed, hurled back full force upon its source.Zero Data|Charles Saphro
The same is true of many other facts besides a plenum and a vacuum.Curiosities of Heat|Lyman B. Tefft
Continue to think this world as neither a vacuum nor a plenum; nor a material or spiritual substance.