Skill

Discrimination; judgment; propriety; reason; cause.

Knowledge; understanding.

The familiar knowledge of any art or science, united with readiness and dexterity in execution or performance, or in the application of the art or science to practical purposes; power to discern and execute; ability to perceive and perform; expertness; aptitude; as, the skill of a mathematician, physician, surgeon, mechanic, etc.

Display of art; exercise of ability; contrivance; address.

Any particular art.

To know; to understand.

To be knowing; to have understanding; to be dexterous in performance.

To make a difference; to signify; to matter; -- used impersonally.

ability to produce solutions in some problem domain; "the skill of a well-trained boxer"; "the sweet science of pugilism"

an ability that has been acquired by training