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Definitions

plenum

[plee-nuhm, plen-uhm] / ˈpli nəm, ˈplɛn əm /
NOUN
completeness
Synonyms
STRONG
integrity plenitude
Antonyms
WEAK
incompleteness
NOUN
fullness
Synonyms
STRONGEST
completeness saturation totality wholeness
STRONG
adequateness ampleness amplitude broadness completion comprehensiveness congestion copiousness curvaceousness dilation distension enlargement entirety extensiveness fill glut plenitude plenty profusion repletion roundness satiation satiety scope sufficiency surfeit swelling tumescence vastness voluptuousness wealth wideness
Antonyms
STRONG
lack need scarcity want
WEAK
emptiness incompleteness void
NOUN
legislature
Synonyms
STRONGEST
body chamber house parliament
STRONG
assembly congress council diet lawmakers senate
WEAK
house of representatives voice of the people
NOUN
quorum
Synonyms
STRONG
attendance
WEAK
legal minimum
NOUN
satiation
Synonyms
STRONG
adequateness ampleness amplitude broadness completeness completion comprehensiveness congestion copiousness curvaceousness dilation distension engorgement enlargement entirety extensiveness fill glut plenitude plenty profusion repletion roundness satiety saturation scope sufficiency surfeit swelling totality tumescence vastness voluptuousness wealth wholeness wideness
Antonyms
STRONG
fraction incompleteness lack need part scarcity want

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The report came ahead of the fourth plenum of the Chinese Communist Party this weekend reaffirming its “One China” principle and voting to designate Oct.

From MarketWatch • Oct. 27, 2025

To replace some of these officials, the party promoted 11 alternates to full membership of the Central Committee at this week’s plenum.

From The Wall Street Journal • Oct. 23, 2025

This week’s plenum was attended by about 84% of the original 376 officials on the current Central Committee.

From The Wall Street Journal • Oct. 23, 2025

The fourth such "plenum" to be held during the current Central Committee's 2022-2027 term, this session will focus on proposals for the 15th five-year plan on economic and social development, according to state media.

From Barron's • Oct. 20, 2025

The early universe was filled with radiation and a plenum of matter, originally hydrogen and helium, formed from elementary particles in the dense primeval fireball.

From "Cosmos" by Carl Sagan

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.