upper boundary
The "upper boundary" signifies the highest limit or value within a range, applicable in fields such as mathematics, statistics, and geology.
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Definition
B2General
(common)The highest limit or value within a specific range.
Example
- The upper boundary of the temperature range is 30 degrees Celsius.
C1Statistics
(technical)The highest value that defines a class interval in grouped data.
Example
- The upper boundary of this age group is 40 years.
C1Mathematics
(technical)The largest value that is less than or equal to every element in a given set.
Example
- For the set of numbers less than 5, the upper boundary is 4.9.
C1Geology
(technical)The most recent time encompassed by a given geological period.
Example
- The upper boundary of the Jurassic period marks the beginning of the Cretaceous.
Similar
Terms that have similar or relatively close meanings to "upper boundary":
lower boundarytop edgeboundary termboundary conditionbottom edgeboundary cornerfixed limit