boundary plural
bound·a·ry
The plural form of boundary is boundaries
B bDefinitions
- noun plural boundary something that indicates bounds or limits; a limiting or bounding line. 1
- noun plural boundary Also called frontier. Mathematics. the collection of all points of a given set having the property that every neighborhood of each point contains points in the set and in the complement of the set. 1
- noun plural boundary Cricket. a hit in which the ball reaches or crosses the boundary line of the field on one or more bounces, counting four runs for the batsman. Compare six (def 5). 1