unˈveritable,a. (un-1 7 b.) 1589Puttenham Eng. Poesie i. xii. (Arb.) 42 They could not..vse in their lauds any maner of grosse adulation of vnueritable report.1646Sir T. Browne Pseud. Ep. vii. x. 359 All these [beliefs] proceeded upon unveritable grounds.