comprehensible
kɒmprɪˈhɛnsɪb(ə)l
adjective
able to be understood; intelligible.
clear and comprehensible English
intelligible,understandable,easy to understand,digestible,user-friendly,accessible,lucid,coherent,clear,crystal clear,transparent,plain,perspicuous,explicit,unambiguous,straightforward,self-explanatory,penetrable,fathomable,graspable