adjective. Of, relating to, or based on the number 12.

adjective. Of or relating to twelfths.

noun. A twelfth.

Reckoning by twelves and powers of twelve: as, duodecimal multiplication.

noun. One of a system of numerals the base of which is twelve.

noun. plural An arithmetical rule for ascertaining the number of square feet, twelfths of feet, and square inches in a rectangular area or surface whose sides are given in feet and inches and twelfths of inches.

noun. A twelfth part.

noun. A system of numbers, whose denominations rise in a scale of twelves, as of feet and inches. The system is used chiefly by artificers in computing the superficial and solid contents of their work.

adjective. Proceeding in computation by twelves; expressed in the scale of twelves.

adjective. Of a number, expressed in base 12.

noun. A number system that uses 12 as its base.

noun. one part in twelve equal parts

adjective. based on twelve

"Up and after ordering some things towards my wife's going into the country, to the office, where I spent the morning upon my measuring rules very pleasantly till noon, and then comes Creed and he and I talked about mathematiques, and he tells me of a way found out by Mr. Jonas Moore which he calls duodecimal arithmetique, which is properly applied to measuring, where all is ordered by inches, which are 12 in"

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quantitative  

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dozenal