nitroso

¹

[ nahy-troh-soh ]

adjective

, Chemistry.

1. (especially of organic compounds) containing the nitroso group; nitrosyl.

nitroso-

²

1. a combining form of the nitroso group:

   nitrosobenzene.

nitroso

/ naɪˈtrəʊsəʊ /

noun

1. modifier of, consisting of, or containing the monovalent group O:N-

   a nitroso compound

Word History and Origins

Origin of nitroso¹

First recorded in 1880–85; independent use of nitroso-

Origin of nitroso²

Combining form of Latin nitrōsus full of natron, equivalent to nitr ( um ) native soda, natron (< Greek nítron soda) + -ōsus -ose ¹; -o-

Word History and Origins

Origin of nitroso¹

C19: from Latin nitrōsus full of natron; see nitre

Example Sentences

The principal chromophores are the azo, -N=N-, azoxy, =N2O, nitro, -NO2, nitroso, -NO, and carbonyl, =CO, groups.

From Project Gutenberg

The nitroso group is less important.

From Project Gutenberg

The first class includes those substances which require no preliminary treatment, and comprises the amides and ammonium compounds, pyridines, quinolines, alkaloids, albumens and related bodies; the second class requires preliminary treatment and comprises, with few exceptions, the nitro-, nitroso-, azo-, diazo- and amidoazo-compounds, hydrazines, derivatives of nitric and nitrous acids, and probably cyanogen compounds.

From Project Gutenberg

The mixture is now placed in a hood and the nitroso dimethylaniline added all at once, or as rapidly as possible.

From Project Gutenberg