English Reference

Word

heats

US/ˈhits/

UK/hˈiːts/

Definitions

01to make hot

A2 · Elementary

v. to make something warm or hot.

v. to increase the temperature of something; third-person singular present indicative form.

“The sun heats the water in the pool during the day.”

“The central processing unit heats up significantly when the computer runs demanding software for extended periods.”

Synonyms

Antonyms

02preliminary races

B2 · Upper Intermediate Countable noun Sports

n. a series of races or contests to decide who will be in the final.

n. preliminary rounds of a competition, the winners of which go on to participate in the final.

“She won both of her heats and qualified for the final race.”

“The Olympic swimmers competed in several heats throughout the morning to determine the lane assignments for the evening medal round.”

Synonyms

Antonyms

03periods of hot weather

C1 · Advanced Uncountable noun Archaic

n. times when the weather is very hot.

n. distinct periods of intense atmospheric warmth or high temperature.

“The long summer heats caused the small river to dry up completely.”

“Historical records from the nineteenth century describe the oppressive summer heats that frequently led to water shortages in the city.”

Synonyms

heatwaves

Real-World Examples

“Tens of thousands march through the streets of Sanaa in support of the Houthis and against Saudi Arabia, as fighting heats up in western Yemen.”
Al Jazeera 19 Sept 2026
“The jet, meanwhile, brightens, heats and ionizes gas along its own path, causing it to glow in H-alpha.”
Phys.org 26 Sept 2026

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