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diacetylmorphine

American  
[dahy-uh-seet-l-mawr-feen, -set-, dahy-as-i-tl-] / ˌdaɪ əˌsit lˈmɔr fin, -ˌsɛt-, daɪˌæs ɪ tl- /

noun

Pharmacology.

  1. heroin.

diacetylmorphine British  
/ daɪˌæsətɪlˈmɔːfiːn /

noun

  1. another name for heroin

"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

Etymology

Origin of diacetylmorphine

First recorded in 1870–75; diacetyl + morphine

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.