plenum

(redirected from Plenum (mechanical))
Also found in: Thesaurus, Legal, Encyclopedia.

ple·num

 (plē′nəm, plĕn′əm)
n. pl. ple·nums or ple·na (plē′nə, plĕn′ə)
1. An assembly or meeting with all members present.
2. A condition, space, or enclosure in which air or other gas is at a pressure greater than that of the outside atmosphere.
3. The condition of being full; fullness.
4. A space completely filled with matter.
5. A space lying above the ceiling in a building but below the next floor, especially one allowing movement of air between parts of the building.

[Latin plēnum (spatium), full (space), neuter of plēnus; see pelə- in Indo-European roots.]

plenum

(ˈpliːnəm)
n, pl -nums or -na (-nə)
1. (General Physics) an enclosure containing gas at a higher pressure than the surrounding environment
2. (Government, Politics & Diplomacy) a fully attended meeting or assembly, esp of a legislative body
3. (Philosophy) (esp in the philosophy of the Stoics) space regarded as filled with matter. Compare vacuum1
4. the condition or quality of being full
[C17: from Latin: space filled by matter, from plēnus full]

ple•num

(ˈpli nəm, ˈplɛn əm)

n., pl. ple•nums, ple•na (ˈpli nə, ˈplɛn ə)
1.
a. the space in which a gas, usu. air, is contained at a pressure greater than atmospheric pressure.
b. the gas in such a state.
2. a full assembly, as a joint legislative assembly.
3. a space serving as a receiving chamber for heated or cooled air.
[1670–80; < Latin, neuter of plēnus full1, in the phrase plēnum(spatium) full (space)]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.plenum - a meeting of a legislative body at which all members are present; "the plenum will vote on all tax increases"
group meeting, meeting - a formally arranged gathering; "next year the meeting will be in Chicago"; "the meeting elected a chairperson"
2.plenum - an enclosed space in which the air pressure is higher than outside
enclosure - a structure consisting of an area that has been enclosed for some purpose
Translations

plenum

[ˈpliːnəm] N (plenums or plena (pl)) → pleno m

plenum

nPlenum nt, → Vollversammlung f