baptizarium Save DMLBS †baptizarium [cf. baptisterium 1b and c] , a font. b baptism. a 1242 ~ium ‥ non sit ligneum sed lapideum Conc. Scot. II 54. b 1353 de lxxix s. vj d. receptis de sponsalibus, ~iis, purificacionibus et matrimoniis Pri. Cold. app. xxvi (cf. (v. baptisterium 1c)).