English Reference

Word

methamphetamine

Phoneticsmetham·phetamine

US/ˌmɛθæmˈfɛtəmaɪn/

UK/mˌɛθɐmfˈɛtɐmˌiːn/

Definition

n. a powerful and illegal drug that makes people feel very energetic and happy for a short time. It is very dangerous for your body and mind.

n. a potent central nervous system stimulant that is chemically similar to amphetamine. It is highly addictive and classified as a Schedule II controlled substance in many jurisdictions.

Examples

“The police found a large amount of methamphetamine in the house.”

“Health officials are concerned about the rise in methamphetamine use among young adults in the region.”

“The synthetic production of methamphetamine often occurs in unregulated environments, leading to severe environmental contamination and significant public health risks for nearby communities.”

Examples

simple

“The police found a large amount of methamphetamine in the house.”

contextual

“Health officials are concerned about the rise in methamphetamine use among young adults in the region.”

complex

“The synthetic production of methamphetamine often occurs in unregulated environments, leading to severe environmental contamination and significant public health risks for nearby communities.”

Real-World Examples

“Mexican authorities seized nearly 17 tonnes of methamphetamine from three clandestine laboratories in Sinaloa and dismantled the 5,700-square-metre facility where the drugs were produced.”
Al Jazeera 4 Sept 2026
“Authorities in Iran intercepted 3,663 kilogrammes of methamphetamines headed for Europe and the Persian Gulf in the first quarter of 2026, according to the UN’s drugs and crime fighting agency (UNODC).”
UN News 14 Aug 2026

Etymology

From meth- + amphetamine; 1945–1950.

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

Word family

NOUN

methamphetamine(C1)

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
Occasional
Level
C1 · Advanced
Updated

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