I. combining form
Usage: usually capitalized
Etymology: French, from Late Latin Sinae — more at sinologue
1. : Chinese
Sino gram
2. : Chinese and
Sino -American
Sino -Japanese
— compare chino- I
II. combining form
or sinu-
Etymology: New Latin sinus
1. : relating to the sinus and
sino respiratory
2. : relating to the sinus venosus and
sinu ventricular