boundary
a line or limit where one thing ends and another begins, or something that indicates such a line or limit: The ancient wall still serves as the city's outer boundary.These studies straddle the boundaries between computational and social sciences.
a limit that separates acceptable behavior from unacceptable behavior: I'm just looking for a partner who can respect my boundaries.Guiding children toward responsible money habits requires setting boundaries.
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.
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).
Origin of boundary
1synonym study For boundary
Other words for boundary
Other words from boundary
- trans·bound·a·ry, adjective
Words Nearby boundary
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use boundary in a sentence
First you have to convince people to accept your version of the boundary between law and politics.
A Reminder: Our Justices are Politicians in Robes | Jedediah Purdy | November 13, 2014 | THE DAILY BEASTWe need to take a razor and make a boundary in the shaving foam, people.
Leo, the Beard Has to Go: When a Man’s Facial Hair Reaches Crisis Point | Tim Teeman | September 22, 2014 | THE DAILY BEASTIn the new paper, Laniakea is defined by a gravitational boundary.
Laniakea: The Milky Way’s Place in the Heavens | Matthew R. Francis | September 7, 2014 | THE DAILY BEASTWe also need to cross the boundary between environmental and non-environmental issues.
Green Politics Has to Get More Radical, Because Anything Less Is Impractical | Jedediah Purdy | April 26, 2014 | THE DAILY BEASTThe real Watson was a sociopathic landowner in southwest Florida where land and water know no fixed boundary.
Peter Matthiessen Was One of the Greatest Writers of a Great Generation | Malcolm Jones | April 7, 2014 | THE DAILY BEAST
Nearly all the mutineers swung round and galloped headlong for the landward boundary of the paddy field.
The Red Year | Louis Tracyboundary line between New York and Massachusetts agreed upon.
The Every Day Book of History and Chronology | Joel MunsellNow they are approaching the long row of noble beeches that line the boundary of Mortlake.
Checkmate | Joseph Sheridan Le FanuAs the car rolled on toward Manhattan's northern boundary, the woman with the green eyes switched on the radio on the dash.
A large stone set in a secure place surely is a better boundary than a wayward stream whose course is changed by every freshet.
Putnam's Handy Law Book for the Layman | Albert Sidney Bolles
British Dictionary definitions for boundary
/ (ˈbaʊndərɪ, -drɪ) /
something that indicates the farthest limit, as of an area; border
cricket
the marked limit of the playing area
a stroke that hits the ball beyond this limit
the four runs scored with such a stroke, or the six runs if the ball crosses the boundary without touching the ground
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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