- Now Rare a person or thing that denominates
- a shared characteristic
- the usual level; standard
- Math. the term below or to the right of the line in a fraction: 4 is the denominator of
- An example of a denominator is the red hair color shared by all members of a family.
- An example of a denominator is a common level of writing expected in a composition class.
- An example of a denominator is the "2" in the fraction "½."
The definition of a denominator means something that is shared, or is the standard, or the number below the line in a fraction.
- Mathematics The expression written below the line in a common fraction that indicates the number of parts into which one whole is divided.
- A common trait or characteristic.
- A determining factor or standard: “The tie is probably the single most important denominator of social status for a man in the United States today” ( John Molloy )
From Late Latin dēnōminātor (“that which names”).
- The denominator sin a is the quantity well known (after Abbe) as the " numerical aperture."
- Generally, to find the sum or difference of two or more fractional numbers, we must replace them by other fractional numbers having the same denominator; it is usually most convenient to take as this denominator the L.C.M.
- A fractional number is called a proper fraction or an improper fraction according as the numerator is or is not 3 less than the denominator; and an expression 4 such as 24 is called a mixed number.
- Hence the value of a fraction is not altered by substituting for the numerator and denominator the corresponding numbers in any other column of a multiple-table (§ 36).
- Can be applied to n, n', the denominator n remaining unaltered.