capable /ˈkeɪ.pə.bəl/ adjective2 •able to do what is needed, and to do it wellShe is capable and efficient.He does not need help; he is capable of eating on his own. •(no longer used) Of sufficient capacity or size for holding, containing, receiving or taking in; accessible to. Construed with of, for or an infinitive.The place chosen was the cathedral church, capable of about 400 persons. — 1672 formscapabler · more capable · capablest · most capable