01 n. One who, or that which, gives a name; origin or source of a name.
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1.
One who, or that which, gives a name; origin or source of a name.“This opinion that Aram . . . was the father and denomination of the Syrians in general.” — Sir W. Raleigh.
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2.
That number placed below the line in common fractions which shows into how many parts the integer or unit is divided.(Arith.)
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3.
That part of any expression under a fractional form which is situated below the horizontal line signifying division.(Alg.)
Phrases & compounds
common denominator —
a number which can divide either of two or more other numbers without leaving a remainder in any of the divisions; as, 2 and 4 are common denominators of 12 and 28..
greatest common denominator —
the largest common denominator of two or more numbers; as, 9 is the greatest common denominator of 18 and 27..