DuckCorp Dico

Found one definition

1.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
   糎 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, 珊 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, サンチ /sˈäntɕi/
   (noun (common) (futsuumeishi))
   センチ, センチメートル
            Note: word usually written using kana alone
            Note: abbreviationcentimeter (esp. of cannon caliber, etc.)