CENTI (C) Meaning of CENTI (C) in English Say it(c) Prefix used in the SI system meaning "one hundredth of". For example 1 cm means "one hundredth of a meter" 2.3 cg could also be written "2.3 × 10 -2 g" or "0.023 g". General chemistry English glossary. Английский глоссарий общей химии. 2012