English Reference

Word

abbreviation

Phoneticsab·bre·vi·a·tion, stress on the fourth syllable

US/əˌbɹiviˈeɪʃən/

UK/ɐbɹˌiːvɪˈeɪʃən/

Definitions

01shortened word

B1 · Intermediate Countable noun

n. a short form of a word or phrase used to represent the whole thing.

n. a shortened or contracted form of a word or phrase used to represent the whole, often involving the omission of letters.

“The abbreviation 'USA' stands for the United States of America.”

“The technical manual was dense with abbreviations that required a separate glossary for the junior engineers to navigate effectively.”

Usage

Countable in this sense; often followed by the preposition 'for'.

Pitfall

The abbreviation for 'Doctor' is 'Dr'.

The abbreviation for 'Doctor' is 'Dr.'

In many styles of English, abbreviations ending in a lowercase letter require a period.

02the act of shortening

B2 · Upper Intermediate Uncountable noun

n. the process of making a piece of writing or a name shorter.

n. the act or process of abbreviating or shortening something, such as a text or a biological process.

“The abbreviation of the long report took several hours of editing.”

“The editor suggested the abbreviation of the final chapter to ensure the book remained within the publisher's strict page limit.”

Usage

Can be used uncountably to refer to the general process.

Antonyms

elongationprolongation

03musical notation

C1 · Advanced Countable noun Music Technical

n. a symbol in music that tells the player how to play a note or how loud to be.

n. a notation in a musical score used to indicate a direction or to represent repeated notes to save space.

“The composer used the abbreviation 'mf' to show the music should be medium-loud.”

“The score utilized various abbreviations, such as dashes through the stems of notes, to indicate rapid repetition without cluttering the staff.”

Usage

Countable; refers specifically to standardized symbols like 'pp' or 'cresc.'

Synonyms

04math/science reduction

C2 · Proficiency Uncountable noun Science Technical · Academic

n. making a fraction or a biological process simpler or shorter.

n. the reduction of a mathematical expression to lower terms or the evolutionary loss of ancestral stages in biology.

“The abbreviation of the fraction made the math problem much easier to solve.”

“In evolutionary biology, abbreviation refers to the loss of the final stages of an ancestral pattern during a species' development.”

Usage

Used primarily in academic or technical literature.

Antonyms

Collocations

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

Verb

01. stand for an abbreviation

“Do you know what these letters stand for as an abbreviation?”

verb + prep + noun

02. use an abbreviation

“Please use an abbreviation if you do not have enough space to write the full name.”

verb + noun

Adjective

03. common abbreviation

“‘St’ is a common abbreviation for the word ‘Street’.”

adj + noun

04. standard abbreviation

“The dictionary provides the standard abbreviation for each chemical element.”

adj + noun

Noun

05. list of abbreviations

“You can find a full list of abbreviations at the beginning of the textbook.”

noun + of + noun

Preposition

06. in abbreviation

“The names of the months are often written in abbreviation on small calendars.”

prep + noun

Etymology

First attested 1400–50. From Middle English abbreviacioun, from Middle French abreviation, from Ecclesiastical Latin abbreviātiō, from Latin ab + breviō (“shorten”), from brevis (“short”). By surface analysis, abbreviate + -ion.

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

Word family

NOUN

abbreviation(B1)

Domains

BiologyLinguisticsMathematicsMusic

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 C1.550–784
Frequency
Occasional
Level
B1 · Intermediate
Updated

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