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de·nom·i·na·tor /dɪˈnɑməˌnetɚ/

分母,命名者

denominator

分母

From: Network Terminology

denominator

分母

De·nom·i·na·tor n.

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.*

2. Arith. That number placed below the line in common fractions which shows into how many parts the integer or unit is divided.

Note: ☞ Thus, in ⅗, 5 is the __denominator__, showing that the integer is divided into five parts; and the numerator, 3, shows how many parts are taken.

3. Alg. That part of any expression under a fractional form which is situated below the horizontal line signifying division.

Note: ☞ In this sense, the __denominator__ is not necessarily a number, but may be any expression, either positive or negative, real or imaginary.

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From: WordNet (r) 2.0

denominator

n : the divisor of a fraction