organosilicon

[ awr-guh-noh-sil-i-kuh n, -kon, awr-gan-oh- ]
/ ˌɔr gə noʊˈsɪl ɪ kən, -ˌkɒn, ɔrˌgæn oʊ- /

adjective Chemistry.

pertaining to or noting an organic compound containing silicon, especially where attached directly to a carbon atom.

Origin of organosilicon

First recorded in 1940–45; organo- + silicon