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 (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.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


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]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈpli nəm, ˈplɛn əm)

n., pl. ple•nums, ple•na (ˈpli nə, ˈplɛn ə)
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)]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


[ˈpliːnəm] N (plenums or plena (pl)) → pleno m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


nPlenum nt, → Vollversammlung f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in classic literature ?
Evil do I call it and misanthropic: all that teaching about the one, and the plenum, and the unmoved, and the sufficient, and the imperishable!
As the ancient said, the world is a plenum or solid; and if we saw all things that really surround us we should be imprisoned and unable to move.
ENPNewswire-August 14, 2019--L-com Releases New Cat6 and Cat6a Plenum +105-degreeC, 28AWG, Shielded, Slim Ethernet Patch Cords
Azerbaijan ComposersUnion will hold a visiting plenum in Ganja on June 19-20.
Bishkek hosted meeting of plenum of Supreme Court under the chairmanship of Gulbara Kaliyeva, said press service of Supreme Court.
Friday's vote at the plenum on a proposed bill seeking to establish the free movement in the Republic of Cyprus of UK nationals and of Cypriot nationals living in the UK in the case of a hard Brexit was postponed for one week to give time to lawmakers to study the bill in more detail.
The court will also decide on complaints concerning candidates for public functions, aimed against parliament or the president.The Constitutional Court will not decide on any important political and legal decisions made in the plenum, such as decisions on the constitutionality of laws.
A raised-floor plenum distributes cooling air from computer room air handlers (CRAHs) to the data-center room through perforated tiles to maintain required IT inlet temperatures.
In January 1922, the Communist International (Comintern) appealed to workers of all countries to create workers' united fronts to fight the ravages of capitalism, and called on member parties to send representatives for a special conference, an enlarged plenum of the Executive Committee of the Communist International.
The OD of the discharge plenum matches the dimension of the box outlet so that a simple "S and drive" duct connection can be made without any fittings.
The Students Plenum said it would block Thursday's elections for president of the Students Parliament of Ss.