ALL meanings of boundary
bound·a·ry
B b - countable noun boundary The boundary of an area of land is an imaginary line that separates it from other areas. 3
- countable noun boundary The boundaries of something such as a subject or activity are the limits that people think that it has. 3
- noun boundary something that indicates the farthest limit, as of an area; border 3
- noun boundary the marked limit of the playing area 3
- noun boundary a stroke that hits the ball beyond this limit 3
- noun boundary the four runs scored with such a stroke, or the six runs if the ball crosses the boundary without touching the ground 3
- noun boundary any line or thing marking a limit; bound; border 3
- noun boundary limit of land, property 1
- noun boundary limit: social, personal 1
- noun boundary sports: hit crossing limits of field 1
- noun boundary sports: four or six runs scored 1
- noun boundary sports: line marking playing area 1
- 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
- noun boundary The dividing line or location between two areas. 0
- noun boundary (cricket) An edge or line marking an edge of the playing field. 0
- noun boundary (cricket) An event whereby the ball is struck and either touches or passes over a boundary (with or without bouncing), usually resulting in an award of 4 (a four) or 6 (a six) runs respectively for the batting team. 0
- noun boundary (topology) (of a set) The set of points in the closure of a set , not belonging to the interior of that set. 0