agelastic in English dictionary agelastic Meanings and definitions of "agelastic" Not jovial, being one who does not laugh. adjective Not jovial, being one who does not laugh. more Grammar and declension of agelastic agelastic ( comparative more agelastic, superlative most agelastic) agelastic (comparative more agelastic, superlative most agelastic) more Sample sentences with "agelastic" Declension Stem Try again Available translations Portuguese Authors