Precision (noun)

1. The quality or state of being precise; exactness or accuracy.
2. The degree of refinement with which an operation is performed or a measurement stated.

Origin:

From middle french précision, from latin praecisio, from praecidere, from prae- + caedere.

Examples:

1. The engineer measured the dimensions of the building with great precision.
2. The surgeon's precision in the operating room was renowned.
3. The athlete's precision in executing her routine earned her a perfect score.