English Reference

Word

slab

US/ˈsɫæb/

UK/slˈæb/

Countable noun

Definition

n. a thick, flat piece of a hard material like stone, wood, or chocolate. It is usually rectangular and heavy.

n. a broad, flat, and thick piece of a solid material, typically stone, concrete, or metal. In technical contexts, it may refer to a large block of memory or a tectonic plate.

Examples

“He cut a thick slab of cheese for his sandwich.”

“Workers laid a heavy concrete slab to create the foundation for the new garden shed.”

“The sculptor spent weeks selecting the perfect slab of Carrara marble, looking for a piece without any internal fractures that might ruin the delicate features of the statue.”

Examples

simple

“He cut a thick slab of cheese for his sandwich.”

contextual

“Workers laid a heavy concrete slab to create the foundation for the new garden shed.”

complex

“The sculptor spent weeks selecting the perfect slab of Carrara marble, looking for a piece without any internal fractures that might ruin the delicate features of the statue.”

Usage

Often followed by 'of' to specify the material.

Related words

Domains

ComputingGeologyNauticalProgramming

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