English Reference

Word

intentional

Phoneticsin·ten·tion·al, stress on the second syllable

US/ˌɪnˈtɛnʃənəɫ/

UK/ɪntˈɛnʃənəl/

Definitions

01done on purpose

B2 · Upper Intermediate

adj. done on purpose and not by accident.

adj. done with intention or design; deliberate rather than accidental.

“I am sure his rude comment was intentional and not just a mistake.”

“The defense argued that while the damage was extensive, it was not intentional but rather the result of systemic mechanical failure.”

Usage

Usually precedes the noun it modifies.

02legal/philosophical intent

C1 · Advanced Law Formal · Technical

adj. showing a clear plan or aim in a formal or legal way.

adj. relating to or characterized by conscious intent; in legal contexts, referring to an act committed with a specific mental state.

“The lawyer had to prove that the person's actions were intentional.”

“The court must determine whether the defendant's interference with the contract was intentional or merely a byproduct of their own business interests.”

Usage

Often appears in phrases like 'intentional tort' or 'intentional harm'.

Teaching tip

In legal English, this word is used to separate acts of will from acts of negligence.

Antonyms

Real-World Examples

“These variations may not always be intentional, but they can have real impacts on students.”
Phys.org 18 Aug 2026
“However, their presence on an island inhabited by people strongly suggests an intentional and ongoing relationship.”
ScienceDaily 5 Jul 2026

Etymology

Borrowed from Medieval Latin intentiōnālis. By surface analysis, intention + -al.

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

Word family

ADJECTIVE

intentional(B2)

Domains

GrammarLawPhilosophy

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
Frequent
Level
B2 · Upper Intermediate
Updated

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English Reference