multiplier

A number by which another (the multiplicand) is to be multiplied.

In the expression 5 × 7, the "5" is a multiplier.

The score multiplier increases each time you complete a level of the video game.

An adjective indicating the number of times something is to be multiplied.

English multipliers include "double" and "triple".

A ratio used to estimate total economic effect for a variety of economic activities.

There is a second-round effect of crowding in higher private investment as public sector contractors tool up to meet the public contracts, and then a third – as all firms adjust to the higher level of demand by raising business investment levels – of more crowding in and so-called “multiplier effects”.

Any of several devices used to enhance a signal

Any of several devices used to enhance a signal