English Reference

Word

elastic

Phoneticselas·tic

US/ɪˈɫæstɪk/

UK/ɪlˈɑːstɪk/

Definitions

01stretchy

B2 · Upper Intermediate

adj. able to stretch and then return to its original shape or size.

adj. capable of resuming original shape or dimensions after being stretched or compressed.

“The waistband of these trousers is elastic, so they are very comfortable.”

“The material is highly elastic, allowing the athlete full range of motion while ensuring the garment retains its shape after repeated use.”

Synonyms

Antonyms

02sensitive to price

C1 · Advanced Science Academic · Technical

adj. describing a situation where the demand for a product changes a lot when the price changes.

adj. referring to the degree to which supply or demand for a product responds to a change in price.

“Luxury goods are often elastic because people stop buying them if the price goes up.”

“The demand for organic produce proved to be highly elastic, with even a slight price increase leading consumers to switch to conventional alternatives.”

Usage

In economic contexts, it is often contrasted with 'inelastic' demand.

Antonyms

inelastic

03flexible or adaptable

C1 · Advanced Formal

adj. able to change or adapt easily to different situations.

adj. capable of being adapted to various uses or circumstances; not rigid in application.

“We have an elastic schedule that allows us to work from home when needed.”

“The legal framework was designed to be elastic, allowing judges to interpret the rules according to the specific needs of each generation.”

Antonyms

04stretchy material

B2 · Upper Intermediate Uncountable noun

n. a type of cord or fabric that stretches, often used in clothes.

n. a flexible, stretchy material or fabric, typically made of rubber or containing rubber threads.

“The elastic in my old socks has completely worn out.”

“The manufacturer used a high-grade industrial elastic to ensure the safety netting could withstand significant impact without snapping.”

Synonyms

rubber bandelastic band

05a rubber band

B2 · Upper Intermediate Countable noun American English · Dialect

n. a small, circular piece of stretchy rubber used to hold things together.

n. a loop of rubber used for holding items together; common in specific regional dialects.

“Can you give me an elastic to tie these pens together?”

“She snapped an elastic around the bundle of letters, keeping the correspondence organized within the archive box.”

Teaching tip

In most varieties of English, 'rubber band' is more common; 'an elastic' as a countable noun is specifically common in Canada and parts of the US.

Synonyms

rubber band

Real-World Examples

“The team selected highly elastic yarns and used a knitting method called plating, which places different yarns on opposite faces of the textile.”
ScienceDaily 4 Sept 2026
“When used in a midsole, Boost is formed of 2,500 elastic TPU beads that are pressed into a mould to create an unmistakeable rice cake look.”
Wired 17 Apr 2019

Etymology

From French élastique, from New Latin elasticus (“elastic”), from Ancient Greek ἐλαστός (elastós), alternative form of ἐλατός (elatós, “ductile”) (cf. ἐλατήρ (elatḗr, “a driver, hurler”)), from ἐλαύνω (elaúnō, “to drive, set in motion, push, strike, beat out”).

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

Word family

ADJECTIVE

elastic(B2)

Domain

Economics

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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