Possible Definitions:
1. Competency (n.) The state of being competent; fitness; ability; adequacy; power.
2. Competency (n.) Property or means sufficient for the necessaries and conveniences of life; sufficiency without excess.
3. Competency (n.) Legal capacity or qualifications; fitness; as, the competency of a witness or of a evidence.
4. Competency (n.) Right or authority; legal power or capacity to take cognizance of a cause; as, the competence of a judge or court.