Definition
millesimals
noun
- Plural of millesimal; fractions or parts expressed in thousandths, or things divided into a thousand equal parts.
Usage: technical; rare; chiefly historical or mathematical
Examples
- The ancient Roman system used millesimals to express very small monetary fractions.
- In precision engineering, measurements are sometimes recorded in millesimals of an inch.
- The chemist calculated the concentration using millesimals to ensure accuracy.