1. converts (a number, currency, or system) to a decimal basis or decimal notation
Usage: British spelling; American English uses 'decimalizes'; third person singular present tense

Examples

• The country decimalises its currency to simplify transactions.
• The software decimalises fractions automatically for easier calculation.
• Britain decimalised its monetary system in 1971.
• The new system decimalises measurements across all departments.
• She decimalises the data before running the statistical analysis.