The quality or state of being able; power to perform, whether physical, moral, intellectual, conventional, or legal; capacity; skill or competence in doing; sufficiency of strength, skill, resources, etc.; -- in the plural, faculty, talent.
- The quality of being able to do something, especially the physical, mental, financial, or legal power to accomplish something.
- A natural or acquired skill or talent.
- The quality of being suitable for or receptive to a specified treatment; capacity: the ability of a computer to be configured for use as a file server. See Usage Note at able.