English Reference

Word

heavily

Phoneticsheav·i·ly, stress on the first syllable

US/ˈhɛvəɫi/

UK/hˈɛvili/

Adverb of manner

Definitions

01to a great degree

B1 · Intermediate

adv. in a large amount or to a great extent.

adv. to a considerable degree or extent; frequently used to modify verbs of consumption or influence.

“The company relies heavily on its international sales to make a profit.”

“The local economy remains heavily dependent on seasonal tourism, leaving many residents vulnerable to financial instability during the winter months.”

Usage

Often used with the preposition 'on' after verbs like 'rely' or 'depend'.

Antonyms

02weather or weight

B1 · Intermediate

adv. with a lot of force or in a thick layer.

adv. with great force, weight, or density; typically describing precipitation or physical application.

“It started to rain heavily just as we reached the bus stop.”

“Snow fell heavily throughout the night, eventually burying the mountain roads under several feet of fresh powder.”

Usage

Commonly collocates with 'rain', 'snow', or 'sleep'.

Antonyms

03with effort

B2 · Upper Intermediate

adv. in a slow way that shows you are tired or find something difficult.

adv. in a laboured, slow, or difficult manner, often relating to breathing or movement.

“He was breathing heavily after running up the three flights of stairs.”

“The exhausted hiker sat on a rock, breathing heavily while trying to recover his strength for the final ascent.”

Synonyms

labouredlyhard

Antonyms

Collocations

Common phrases and expressions where native English speakers use the word “heavily” in context.

Verb

01. heavily depend

“Local businesses heavily depend on tourism to survive the winter months.”

adv + verb

02. heavily involve

“The new project will heavily involve the marketing department.”

adv + verb

03. heavily rely

“Many students heavily rely on public transport to get to the university.”

adv + verb

Adjective

04. heavily dependent

“The country's economy is heavily dependent on oil exports.”

adv + adj

05. heavily weight

Etymology

From Middle English hevely, hevyliche, from Old English hefiġlīċe (“heavily; grievously”), equivalent to heavy + -ly.

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

Word family

ADJECTIVE

ADVERB

heavily(B1)

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.B1 PreliminaryIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.4.0–5.0TOEFL 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: 3.0–3.544–71TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.550–784EikenEikenTest in Practical English ProficiencyThe English proficiency test from the Eiken Foundation of Japan, widely taken by Japanese students. Grades run from 5 to 1, with Pre-1 and Pre-2 between them.Grade 2
Frequency
Common
Level
B1 · IntermediateOxford
Updated

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