Try Our Apps


The Best Internet Slang


[meth-am-fet-uh-meen, -min] /ˌmɛθ æmˈfɛt əˌmin, -mɪn/
noun, Pharmacology.
a central nervous system stimulant, C 1 0 H 1 5 N, used clinically in the treatment of narcolepsy, hyperkinesia, and for blood pressure maintenance in hypotensive states: also widely used as an illicit drug.
Origin of methamphetamine
First recorded in 1945-50; meth- + amphetamine Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for methamphetamine
Contemporary Examples
British Dictionary definitions for methamphetamine


a variety of amphetamine used for its stimulant action
Word Origin
C20: from meth- + amphetamine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for methamphetamine

1949, from methyl + amphetamine; so called because it was a methyl derivative of amphetamine.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
methamphetamine in Science
  (měth'ām-fět'ə-mēn', -mĭn)   
An amine derivative of amphetamine, C10H15N, used in the form of its crystalline hydrochloride both as a central nervous system stimulant in the medical treatment of obesity and attention deficit hyperactivity disorder and illicitly as a recreational drug.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for methamphetamine

Few English speakers likely know this word

Word Value for methamphetamine

Scrabble Words With Friends

Nearby words for methamphetamine