English Reference

Word

congress

Phoneticscon·gress, stress on the first syllable

/ˈkɑŋɡɹəs/

Definitions

01legislative body

B2 · Upper Intermediate Uncountable noun Law

n. the group of people elected to make the laws of a country, especially in the United States.

n. the national legislative body of a nation, specifically the bicameral legislature of the United States consisting of the Senate and the House of Representatives.

“The new law must be approved by Congress before the President can sign it.”

“The bill faced significant opposition in Congress, where members of both parties debated its long-term economic implications for several weeks.”

02formal meeting

C1 · Advanced Countable noun Formal

n. a large formal meeting or series of meetings where people from a particular profession or group discuss their work.

n. a formal assembly or conference of delegates or representatives for the discussion or settlement of some matter.

“Medical experts from around the world attended the international congress on heart disease.”

“The annual congress of the trade union provided a platform for delegates to vote on the proposed changes to the labour contract.”

03an association

C1 · Advanced Countable noun Formal

n. an organization made up of several different groups that have similar interests.

n. a society or association formed by a federation of various smaller organisations or interest groups.

“The Trades Union Congress represents millions of workers across the country.”

“The national congress of parents and teachers works to improve the quality of public education through coordinated advocacy.”

04group of baboons

C2 · Proficiency Countable noun Technical

n. the special name for a group of baboons.

n. the collective noun specifically used for a troop or group of baboons.

“We watched a congress of baboons moving across the grassy plain.”

“The wildlife documentary highlighted the complex social hierarchy maintained within a congress of baboons during the dry season.”

Synonyms

05to assemble

C2 · Proficiency Formal · Archaic

v. to come together in a large group for a formal meeting.

v. to meet or assemble in a formal capacity or as part of a congress.

“The delegates will congress in the main hall at noon.”

“The various tribal leaders agreed to congress annually to resolve territorial disputes and maintain the peace treaty.”

Antonyms

Usage

When referring to the U.S. legislative body, it is usually capitalized and treated as a singular collective noun. In the sense of a formal meeting or assembly, it is countable and often lowercase.

Real-World Examples

“Jacobs announced she was beginning the egg freezing process in 2021, at a time where she said few lawmakers were discussing the topic in the halls of Congress.”
BBC News 15 Aug 2026
“It was never built, and Congress ended Nasa’s modest funding for Seti projects in 1993.”
The Guardian 11 Aug 2026

Etymology

From congress.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

Idioms

Domains

GovernmentPolitics

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Very common
Level
B2 · Upper Intermediate
Updated

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English Reference