capacity Copy link Outline I. Of extent of spaceII. Extent of mental power1. mensūra2. mŏdusIII. Ability itself1. captus, ūs2. ingĕniumIV. Legal ability • capacity: I. Of extent of space: căpācĭtas: Cic.: Plin. II. Extent of mental power: 1. mensūra: to lower oneself to the c. of a learner, se ad m. discentis submittere, Quint. 2. mŏdus: v. measure. III. Ability itself: 1. captus, ūs: esp. in phr. ut c. [meus, etc.] est, pro c. [meo, etc.], to the extent of any one's c., Cic. 2. ingĕnium: docility, memory., which are usually designated by the single name of c., docilitas, memoria, quae fere appellantur uno ingenii nomine, Cic.: v. talents, faculty. IV. Legal ability: căpācĭtas: Gaius.