methadone

[ meth-uh-dohn ]

/ ˈmɛθ əˌdoʊn /

Save This Word!

noun Pharmacology.

a synthetic narcotic, C21H28ClNO, similar to morphine but effective orally, used in the relief of pain and as a heroin substitute in the treatment of heroin addiction.

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

TAKE THE QUIZ TO FIND OUT

Also meth·a·don

[meth-uh-don]. /ˈmɛθ əˌdɒn/.

Origin of methadone

An Americanism dating back to 1945–50; meth(yl) + a(mino) + d(iphenyl) + (heptan)one

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for methadone

methadone

methadon (ˈmɛθəˌdɒn)

/ (ˈmɛθəˌdəʊn) /

noun

a narcotic analgesic drug similar to morphine, used to treat opiate addiction. Formula: C 21 H 27 NO

Word Origin for methadone

C20: from (di) meth (yl) + a (mino) + d (iphenyl) + -one

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

Cultural definitions for methadone

methadone

[ (meth-uh-dohn) ]

An analgesic that is sometimes used in the treatment of drug addiction.