AC'CURACY,n. [L. accuratio, from accurare, to take care of; ad and curare, to take care; cura, care. See Care.]1. Exactness; exact conformity to truth; or to a rule or model; freedom from mistake; nicety; correctness; precision which results from care. The accuracy of ideas or opinions is conformity to truth. The value of testimony depends on its accuracy; copies of legal instruments should be taken with accuracy.2. Closeness; tightness; as a tube sealed with accuracy.