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