English Reference

Word

petitioner

Phoneticspe·ti·tion·er, stress on the second syllable

US/pəˈtɪʃənɝ/

UK/pətˈɪʃənɐ/

Definition

n. a person who asks a court or a government to make a formal decision or change a law.

n. a person who formally requests a court or government body to perform an action or grant a right.

Examples

“The petitioner asked the court to change the law.”

“After the hearing, the petitioner submitted a final brief to the judge to support their request for a new trial.”

“In many legal systems, the petitioner must demonstrate a clear and present interest in the matter before the court will consider their application for a writ of habeas corpus.”

Examples

simple

“The petitioner asked the court to change the law.”

contextual

“After the hearing, the petitioner submitted a final brief to the judge to support their request for a new trial.”

complex

“In many legal systems, the petitioner must demonstrate a clear and present interest in the matter before the court will consider their application for a writ of habeas corpus.”

Etymology

From petition + -er. Doublet of petitionary.

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

Word family

NOUN

petitioner(C1)

Domain

Law

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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Occasional
Level
C1 · Advanced
Updated

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English Reference