English Reference

Word

TAR

Phoneticstar

US/ˈtɑɹ/

UK/tˈɑː/

Definitions

01sticky substance

B2 · Upper Intermediate Uncountable noun

n. a thick, black, sticky substance made from coal or wood, often used to make roads.

n. a dark, viscous, and sticky substance consisting of hydrocarbons, derived from the destructive distillation of organic materials like coal or wood.

“The workers poured hot tar onto the road to fill the cracks.”

“The smell of boiling tar permeated the neighborhood as the roofing crew began sealing the industrial warehouse.”

02computing utility

C1 · Advanced Uncountable noun Computing Technical

n. a computer program used on Linux or Unix to collect many files into one single file.

n. a computer utility and file format used for collecting many files into one archive file, often for distribution or backup.

“You can use tar to group all your project files before sending them.”

“The administrator used a tar command to bundle the log files before compressing them for long-term storage.”

Synonyms

archivetape archive

03musical instrument

C2 · Proficiency Countable noun Music Technical

n. a traditional string instrument with a long neck, popular in Iran and nearby countries.

n. a long-necked, waisted lute found in Iran, Azerbaijan, and other parts of the Caucasus and Middle East.

“The musician played a beautiful melody on the tar during the concert.”

“The tar is central to Persian classical music, known for its distinct double-bowl body covered with thin lambskin.”

Synonyms

04to cover with tar

B2 · Upper Intermediate

v. to cover a surface with tar.

v. to coat or treat a surface with tar for sealing or protection.

“They need to tar the driveway before the winter starts.”

“The shipwrights worked through the afternoon to tar the hull, ensuring the vessel remained watertight for the upcoming voyage.”

Synonyms

05to damage a reputation

C1 · Advanced Literary

v. to make someone look bad by connecting them to something negative.

v. to besmirch or damage a reputation by association; often used in the idiom 'tarred with the same brush'.

“It is unfair to tar the whole group because of one person's mistake.”

“The scandal threatened to tar the entire administration, regardless of whether individual members were directly involved in the fraud.”

Synonyms

besmirchstaintaint

Antonyms

Real-World Examples

“The once tarred roads of this area south of Johannesburg are returning to dirt.”
BBC News 3 Sept 2026
“This time they attacked fellow colonist and British supporter John Malcolm , covering him in tar and feathers.”
The Conversation 16 Sept 2026

Word family

NOUN

TAR(C1)

Idioms

01. Jack Tar

Domain

Computing

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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Frequent
Level
C1 · Advanced
Updated

QR code

englishreference.com/q/tar

English Reference