Definition of decimally in US English:

decimally

adverb

  • See decimal

    • ‘Metric units are related decimally.’
    • ‘He also suggested a standard linear measurement, which he called the mille, based on the length of the arc of one degree of longitude on the Earth's surface and divided decimally.’
    • ‘The infantry were organized decimally in units of a thousand, with a company and section structure under designated officers.’