APIOSE Meaning of APIOSE in English ˈāpēˌōs, ˈap- noun( -s )Etymology: api in + -ose : a branched-chain pentose (HOCH 2 ) 2 C(OH)CHOHCHO obtained as a syrup by hydrolyzing apiin Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012