rationare

rationare [ML] 1 to call to account. 1270 ~atus est Thomas de Hiddeley per que servicia tenet tenementa sua CourtR Hales 4; 1274 quia dictus Robertus inde ~atus nihil ostendit nisi longam tenuram, capta est dicta terra in manum domini regis (Chanc. Misc. 10/5/1) S. Jers. II 23. 2 to give account (of), or to deraign, to claim or establish title (to). modo sunt in manu regis, quia non fuit qui ~arat DB II 222b; 1227 Johannes ‥ dedit vadium ad defendendum et Nicholaus ad ~andum BNB II 197. 3 (dep.) to use or exercise one’s faculty of reasoning, to reason. nullum animal irrationale ~atur Neckam NR II 173 p. 288; convenit regi ‥ quod ‥ cum suis hominibus ~etur sapienter Bacon V 47 (= Quadr. Reg. Spec. 33); c1301 quia ~ari est agere, quia lapis non potest ~ari Quaest. Ox. 353.