upper bound

noun

, Mathematics.

1. an element greater than or equal to all the elements in a given set: 3 and 4 are upper bounds of the set consisting of 1, 2, and 3. Compare bound ³( def 4 ), greatest lower bound, least upper bound, lower bound.

upper bound

1. A number that is greater than or equal to every number in a given set.

Example Sentences

They determined a hypothetical upper bound for Category 5 hurricanes by looking at the expanding range of wind speeds between the lower-category storms.

From Science Daily

In an October policy meeting, the BOJ modified its bond yield control by redefining 1.0% as an "upper bound" with room for allowance, rather than a rigid cap.

From Reuters

"This is like the absolute, absolute upper bound of what could possibly ever be fathomable," Veldman said.

From Reuters

Japan's yield cap has evolved into a reference rate, with the Bank of Japan redefining its 1% limit on 10-year government bond yields as an "upper bound" rather than a rigid target.

From Reuters

But the BOJ re-defined 1.0% as a loose "upper bound" rather than a rigid cap and removed a pledge to defend the level with offers to buy unlimited amount of bonds.

From Reuters