exactitude

This term carries a high degree of formality and is typically reserved for academic, legal, or scientific registers. It describes a rigorous commitment to precision that goes beyond mere correctness, implying a meticulous adherence to a standard or a mathematical level of detail.

While "accuracy" is a common term for being correct, "exactitude" emphasizes the process and the quality of being precise. It is often used to describe the nature of a person's method or the specific wording of a formal document where any slight deviation could lead to failure or misinterpretation.