Stannous
/ˈstæn.əs/noun
Relating to tin in the +2 oxidation state.
Did you know?The Latin word stannum referred to tin or a tin-based alloy, and it survives in the chemical symbol Sn rather than the English abbreviation for tin.
Etymological Timeline
Classical Latin
Latin
stannum
“Tin, or an alloy containing tin”
Late Latin
Latin
stanneus
“Made of tin; tin-like”
Medieval Latin
Latin
stannosus
“Containing or relating to tin”
19th Century
Scientific English
stannous
“Containing tin in the lower, +2 oxidation state”
Modern English
English
stannous
“Relating to tin(II), especially in chemical compounds”