English Reference

Word

volume

Phoneticsvol·ume, stress on the first syllable

US/ˈvɑɫjum/

UK/vˈɒljuːm/

Definitions

01physical space

B1 · Intermediate Uncountable noun Science Academic

n. the amount of space that an object or substance fills.

n. the amount of three-dimensional space occupied by an object or substance.

“The scientist measured the volume of water in the glass beaker.”

“As the temperature of the gas increases, its volume expands unless the pressure is adjusted to compensate.”

Usage

Uncountable when referring to the general concept of space; countable when referring to specific measurements.

02loudness

A2 · Elementary Uncountable noun

n. how loud or quiet a sound is.

n. the degree of loudness or the intensity of a sound.

“Could you please turn down the volume on the television?”

“The speaker adjusted the volume to ensure that his voice reached the back of the auditorium without distorting the audio quality.”

Usage

Usually uncountable; often used with 'turn up' or 'turn down'.

Antonyms

03a book

B2 · Upper Intermediate Countable noun Formal

n. one book, especially one that is part of a larger set of books.

n. a single book, or one of a series of books that form a complete work.

“I found the second volume of the encyclopedia on the top shelf.”

“The library houses a rare first volume of the historical series, bound in original leather and remarkably well-preserved.”

Usage

Countable; frequently used in academic or archival contexts.

Synonyms

04quantity

B2 · Upper Intermediate Countable noun Economics Academic

n. a large amount or total number of something.

n. the total amount or quantity of something, often in a commercial or industrial context.

“The shop handles a high volume of customers during the holiday season.”

“The sudden increase in trading volume on the stock market suggested that investors were reacting to the new economic data.”

Usage

Usually singular; often follows 'high', 'low', or 'large'.

Antonyms

05storage area

C1 · Advanced Countable noun Computing Technical

n. a specific area on a computer disk used for storing files.

n. an identifiable area of data storage with a single file system.

“The computer warned me that the backup volume was almost full.”

“The system administrator partitioned the hard drive into three separate volumes to better manage the server's data distribution.”

Usage

Countable; refers to logical rather than physical storage units.

Synonyms

06to show clearly

B2 · Upper Intermediate Plural noun

n. to show a lot about a person's feelings or a situation without using words.

n. to convey a great deal of information or meaning through non-verbal cues.

“The look on her face spoke volumes about how disappointed she was.”

“While the CEO remained silent during the press conference, his tense body language spoke volumes to the gathered reporters.”

Usage

Almost exclusively used in the plural idiom 'speak volumes'.

Synonyms

Collocations

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

Verb

01. reduce volume

“Please reduce the volume of the music so the neighbors can sleep.”

verb + noun

Real-World Examples

“Mysteries from the first three volumes include: who killed the musicians in the forest?”
The Guardian 20 Aug 2026
“The enormous volume of water locked in ice caused sea levels to drop 120 meters (394 feet) below current levels.”
Phys.org 14 Aug 2026

Etymology

From Middle English volume, from Old French volume, from Latin volūmen (“book, roll”), from volvō (“roll, turn about”).

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

Word family

NOUN

volume(B2)

Related words

Idioms

Domains

ComputingEconomics

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
Common
Level
B2 · Upper IntermediateOxford
Updated

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English Reference