Possessing ability, qualification, or susceptibility; having capacity; of sufficient size or strength; as, a room capable of holding a large number; a castle capable of resisting a long assault.

Possessing adequate power; qualified; able; fully competent; as, a capable instructor; a capable judge; a mind capable of nice investigations.

Possessing legal power or capacity; as, a man capable of making a contract, or a will.

competent, able.18

(usually followed by `of') having capacity or ability; "capable of winning"; "capable of hard work"; "capable of walking on two feet"

have the skills and qualifications to do things well; "able teachers"; "a capable administrator"; "children as young as 14 can be extremely capable and dependable"