English Reference

Word

laxative

Phoneticslax·a·tive, stress on the first syllable

US/ˈɫæksətɪv/

UK/lˈæksətˌɪv/

Countable noun

Definition

n. a medicine that helps you go to the toilet when it is difficult to go. You take it when you are constipated.

n. a substance or medication that stimulates bowel movements or softens stool to relieve constipation.

Examples

“She takes a mild laxative for constipation.”

“The pharmacist recommends a gentle laxative and tells him to drink plenty of water.”

“After surgery, the doctor prescribes a short course of laxative to counteract the constipating effects of pain medication and aid recovery.”

Examples

simple

“She takes a mild laxative for constipation.”

contextual

“The pharmacist recommends a gentle laxative and tells him to drink plenty of water.”

complex

“After surgery, the doctor prescribes a short course of laxative to counteract the constipating effects of pain medication and aid recovery.”

Collocations

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

Verb

01. depend on laxative

“Try not to depend on laxatives for regular bowel movements.”

verb + prep + noun

02. laxative acts

“This laxative acts quickly, usually within six hours.”

noun + verb

03. laxative helps

“The laxative helps soften stools and makes them easier to pass.”

noun + verb

04. laxative works

“This laxative works overnight, so take it before bed.”

noun + verb

Adjective

05. gentle laxative

“The pharmacist recommended a gentle laxative for occasional constipation.”

adj + noun

06. mild laxative

“The doctor suggested starting with a mild laxative first.”

adj + noun

07. natural laxative

“Prunes are known as a natural laxative rich in fibre.”

adj + noun

Noun

08. dose of laxative

“Never exceed the recommended dose of laxative in 24 hours.”

noun + prep + noun

09. effect of laxative

“The effect of the laxative usually wears off within a day.”

noun + prep + noun

10. overuse of laxative

“Overuse of laxatives can cause dehydration and stomach cramps.”

noun + prep + noun

11. avoid overuse of laxatives

“Doctors warn patients to avoid overuse of laxatives.”

12. laxative takes effect overnight

“Take it in the evening, as the laxative takes effect overnight.”

Real-World Examples

“The good news is that castor oil can be an effective laxative, though it can also come with side effects like nausea and vomiting.”
The New York Times 14 Oct 2026
“There are competing theories about the origins, including that Number 9 was the name of a laxative pill given by army and navy doctors during World War Two.”
BBC News 24 Aug 2017
“Both prunes and prune juice have a laxative effect that is not entirely understood.”
The New York Times 1 Dec 2015
“Until recently, there has been a limited number of high-quality clinical studies assessing the safety and efficacy of sodium picosulfate, the active component in various over-the-counter laxatives.”
Reuters 11 Mar 2010

Etymology

From Middle French laxatif, from Latin laxātīvus (literally “relaxing, loosening”).

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

Synonyms

purgative

Word family

NOUN

laxative(B2)

ADJECTIVE

Related words

Domain

Medicine

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
Occasional
Level
B2 · Upper Intermediate
Updated

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English Reference