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Question 1 of 12
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Origin of nitro
First recorded in 1855–60; see origin at nitro-
Definition for nitro (2 of 2)
nitro-
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. 2021
British Dictionary definitions for nitro (1 of 2)
British Dictionary definitions for nitro (2 of 2)
nitro-
before a vowel nitr-
combining form
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
nitro-
pref.
Nitrate; nitrogen:nitrogenase.
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.