·noun The state of being competent; fitness; ability; adequacy; power.
II. Competency ·noun Legal capacity or qualifications; fitness; as, the competency of a witness or of a evidence.
III. Competency ·noun Property or means sufficient for the necessaries and conveniences of life; sufficiency without excess.
IV. Competency ·noun Right or authority; legal power or capacity to take cognizance of a cause; as, the competence of a judge or court.