D defs.my
Entry 2 senses Webster, 1913

Exactness

· Ex·act·ness · IPA
01 n. The condition of being exact; accuracy; nicety; precision; regularity; as, exactness of judgement or deportment.
  1. 1.
    The condition of being exact; accuracy; nicety; precision; regularity; as, exactness of judgement or deportment.
  2. 2.
    Careful observance of method and conformity to truth; as, exactness in accounts or business.
    “He had . . . that sort of exactness which would have made him a respectable antiquary.” Macaulay.