Definition of exactness

The word "exactness" originates from the Latin word "exigere", which means "to demand" or "to require". In Middle English, the word "exigent" emerged, meaning " demandingly exact" or "precise". Over time, the adjective form "exact" developed, meaning "strictly accurate" or "precise". The noun form "exactness" emerged in the 15th century, referring to the quality of being exact, precise, or accurate. In modern English, "exactness" describes a high degree of precision, accuracy, or thoroughness, often in a mathematical, scientific, or technical context.