[ nahy-troh ]
/ ˈnaɪ troʊ /
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Chemistry. containing the nitro group.
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Origin of nitro
First recorded in 1855–60; see origin at nitro-
Other definitions for nitro (2 of 2)
a combining form used in the names of chemical compounds in which the nitro group is present: nitroglycerin.
Also especially before a vowel, nitr-.
Origin of nitro-
Combining form of Greek nítron.See niter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
British Dictionary definitions for nitro (1 of 2)
/ (ˈnaɪtrəʊ) /
slang short for nitroglycerine
British Dictionary definitions for nitro (2 of 2)
before a vowel nitr-
indicating that a chemical compound contains a nitro group, -NO 2nitrobenzene
indicating that a chemical compound is a nitrate esternitrocellulose
Word Origin for nitro-
from Greek nitron natron
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
Medical definitions for nitro
Containing the univalent radical NO2:nitrous.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.