thionyl


thi·o·nyl

T0168800 (thī′ə-nĭl′)n. See sulfinyl.

thionyl

(ˈθaɪənɪl) n (Chemistry) (modifier) of, consisting of, or containing the divalent group SO: a thionyl group or radical; thionyl chloride. Also called: sulphinyl [C19 thion-, from Greek theion sulphur + -yl]