English Reference

Word

hyperactive

Phoneticshy·per·ac·tive, stress on the third syllable

US/ˌhaɪpɝˈæktɪv/

UK/hˌaɪpəɹˈæktɪv/

Psychology

Definition

adj. describing someone who is extremely active and has a lot of energy. It is often used to talk about children who find it hard to sit still or focus.

adj. characterised by an abnormally high level of physical or mental activity. Often used to describe children with attention deficit hyperactivity disorder (ADHD) or to describe a person's current state of restlessness.

Examples

“The hyperactive child could not sit still during the movie.”

“After drinking three cups of coffee, he became hyperactive and started pacing the room.”

“The hyperactive economy of the late nineties saw a massive influx of venture capital into the tech sector, eventually leading to a speculative bubble.”

Examples

simple

“The hyperactive child could not sit still during the movie.”

contextual

“After drinking three cups of coffee, he became hyperactive and started pacing the room.”

complex

“The hyperactive economy of the late nineties saw a massive influx of venture capital into the tech sector, eventually leading to a speculative bubble.”

Real-World Examples

“In his early days at the calypso venues, older singers ribbed Francisco for his unusually hyperactive movements around the stage, which they said made him look “like a little sparrow”.”
The Guardian 28 Sept 2026
“It was a Friday afternoon, and her husband had gone outside to make a phone call – concerned about his wife’s “hyperactive” speech.”
The Guardian 4 Sept 2026

Etymology

From hyper- + active.

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

Word family

ADJECTIVE

hyperactive(B2)

Domain

Psychology

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
Occasional
Level
B2 · Upper Intermediate
Updated

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English Reference