ˈzīˌlos also -ōz noun
( -s )
Etymology: International Scientific Vocabulary xyl- + -ose
: a crystalline aldose sugar of the pentose class C 5 H 10 O 5 that is not fermentable with ordinary yeasts and that is found especially as the d -form as a constituent of xylans and obtained therefrom by hydrolysis with acids — compare wood sugar