Definition of plenarynext
as in entire
not lacking any part or member that properly belongs to it the delegation to the international convention was given plenary authority to negotiate a treaty in the nation's best interest

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Synonym Chooser

How does the adjective plenary contrast with its synonyms?

Some common synonyms of plenary are complete, full, and replete. While all these words mean "containing all that is wanted or needed or possible," plenary adds to complete the implication of fullness without qualification.

given plenary power

When is complete a more appropriate choice than plenary?

The words complete and plenary are synonyms, but do differ in nuance. Specifically, complete applies when all that is needed is present.

a complete picture of the situation

In what contexts can full take the place of plenary?

The words full and plenary can be used in similar contexts, but full implies the presence or inclusion of everything that is wanted or required by something or that can be held, contained, or attained by it.

a full schedule

When could replete be used to replace plenary?

In some situations, the words replete and plenary are roughly equivalent. However, replete implies being filled to the brim or to satiety.

replete with delightful details

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of plenary Popular Party deputy Cayetana Alvarez de Toledo is seen speaking during a plenary session of Spain's Congress, April 22, 2026 in Madrid, Spain. Inaya Folarin Iman, CBS News, 22 Apr. 2026 Iran’s Deputy Defence Minister Majid Ebnoreza (L) shakes hands with China’s former defence attache to the USA Zhang Li after speaking during a plenary session of the Xiangshan Forum in Beijing on September 19, 2025. Anniek Bao, CNBC, 1 Mar. 2026 In the United States, the standards body responsible for IT sustainability metrics (ISO/IEC JTC 1/SC 39) is conducting active revision of its standards through 2026, with a key plenary meeting in May 2026. Arjun Sharma, IEEE Spectrum, 17 Feb. 2026 While currently under revision, the CSDDD was seemingly significantly impacted by the omnibus simplification package proposals, though details should emerge from tomorrow’s plenary session. Alexandra Harrell, Sourcing Journal, 16 Dec. 2025 See All Example Sentences for plenary
Recent Examples of Synonyms for plenary
Adjective
  • Early modeling from the US Geological Survey estimates there will most likely be economic losses between $10 billion and $100 billion – the upper figure roughly the size of the entire Venezuelan economy.
    John Liu, CNN Money, 25 June 2026
  • Rodríguez said that although the tremors were felt across the entire country, the areas hardest hit so far include Caracas, Miranda, La Guaira, Aragua, Carabobo and Falcón.
    Antonio María Delgado, Miami Herald, 25 June 2026
Adjective
  • There's a whole parallel constellation of friendships and relationships going on.
    Nick Romano, Entertainment Weekly, 29 June 2026
  • Newspapers report it all, and the American citizenry swallows it whole.
    Voice of the People, New York Daily News, 29 June 2026
Adjective
  • It’s surrounded by a six-acre preservation full of towering conifers.
    Noah Haggerty, Los Angeles Times, 29 June 2026
  • Hochul is focusing on 100 acres, which is twice as large as Creedmoor, and the full Aqueduct tract is more than 200 acres.
    New York Daily News Editorial Board, New York Daily News, 29 June 2026
Adjective
  • The vast Lake Tahoe estate of Beach Boys co-founder Mike Love, complete with a theater, wine tasting room, ice-skating rink and sauna, could be yours — for the small price of $43 million.
    Noah Haggerty, Los Angeles Times, 29 June 2026
  • Huel offers nutritionally complete protein shakes as meal replacements.
    Sawdah Bhaimiya, CNBC, 28 June 2026
Adjective
  • Without discussing too much in detail, councilmembers raised several potential alternatives during the meeting, including parking garage subsidies, downtown employee waivers and a comprehensive citywide review of parking programs.
    Ryan Macasero, Mercury News, 24 June 2026
  • The first stage began in July 2025, when Meta announced comprehensive measures targeting accounts that repeatedly share unoriginal content without meaningful enhancement, building on enforcement actions that had already been taken against 500,000 accounts in the first half of the year.
    Aditya Jadhav, Interesting Engineering, 23 June 2026
Adjective
  • During Thursday's World Cup match at New York-New Jersey Stadium between Ecuador and Germany, the total tournament record was surpassed at 3,587,539 fans, FIFA said.
    Tom Ignudo, CBS News, 26 June 2026
  • According to the International Energy Agency, total ownership of air conditioning units in Europe stands at around 20%.
    CNN Money, CNN Money, 26 June 2026
Adjective
  • The season’s final visit by the defending World Series champs coaxed the first sellout crowd of the season for the Minnesota Twins on a perfect summer evening.
    Jess Myers, Twin Cities, 25 June 2026
  • Neither butter nor margarine is perfect, and both have potential drawbacks.
    Daryl Austin, USA Today, 25 June 2026

Browse Nearby Words

Podcast

Cite this Entry

“Plenary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/plenary. Accessed 29 Jun. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster