the part or edge of a surface or area that forms its outer boundary.
the line, limit, or delimiting geographic feature that separates one country, state, province, etc., from another: You cannot cross the border without a visa.The largest lake within the borders of Canada is Great Bear Lake.
the district or region that lies along the boundary line of another.
the frontier of civilization.
the border between the United States and Mexico, especially along the Rio Grande.
(in the British Isles) the region along the boundary between England and Scotland.
an ornamental strip or design around the edge of a printed page, a drawing, etc.
an ornamental design or piece of ornamental trimming around the edge of a fabric, rug, garment, article of furniture, etc.
a long, narrow bed planted with flowers, shrubs, or trees.
a strip of ground in which plants are grown, enclosing an area in a garden or running along the edge of a walk or driveway.
the plants growing in such a strip: a border of tulips along the path.
a narrow curtain or strip of painted canvas hung above the stage, masking the flies and lighting units, and forming the top of the stage set.
to make a border around; adorn with a border.
to form a border or boundary to.
to form or constitute a border; be next to: California borders on the Pacific Ocean.
to approach closely in character; verge: The situation borders on tragedy.
- bor·dered, adjective
- bor·der·less, adjective
- trans·bor·der, adjective
- un·bor·dered, adjective
- boarder, border
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use border in a sentence
The plan means excess water would be rerouted before it even crosses the border into the United States.Two Companies See a Golden Opportunity in the Tijuana River’s Brown Waters | MacKenzie Elmer | November 20, 2020 | Voice of San Diego
Except for absurdly claiming that his border wall was near completion, he did not focus on immigration as he had previously.The GOP deserved to lose even worse. Here’s why it didn’t. | Michael Gerson | November 19, 2020 | Washington Post
Nicole Hassoun, Binghamton University, State University of New YorkInfectious diseases do not respect borders.
In his announcement, Gloria touted her work on border pollution in the Tijuana River Valley.Politics Report: Gloria Goes Business With New Team | Scott Lewis and Andrew Keatts | November 14, 2020 | Voice of San Diego
Many enter the United States at authorized border crossings.
With zero new patients in weeks, the region bordering both Sierra Leone and Guinea has been declared virtually Ebola-free.
Such as, say… a war in Europe, most likely in a former Soviet republic bordering with the European Union?
Things got so bad a couple of months ago that Omran, along with several of his friends, tried to escape to bordering Egypt.
However, there are hundreds of combat-ready aircraft in countries bordering Iraq and Syria.
During the recent Gaza-Israel conflict, the brigades claimed that they fired a number of rockets at Israeli towns bordering Gaza.A Who’s Who of Iran’s Favorite Palestinian Terrorists | IranWire | August 13, 2014 | THE DAILY BEAST
Bordering them were great quantities of berry-laden snow-berry bushes, of which I am very fond.Music-Study in Germany | Amy Fay
There was no moon, and the trees bordering both sides of the way made the darkness intense.The Red Year | Louis Tracy
Although bordering on the lowest state of destitution—and that is a remarkably low state in London!The Garret and the Garden | R.M. Ballantyne
Briefly—Joan's silk tent had been torn, and the girl was in a state bordering upon hysterics.Three More John Silence Stories | Algernon Blackwood
The very next day he burst in upon me in a state of bliss bordering on mania.The Joyous Adventures of Aristide Pujol | William J. Locke
British Dictionary definitions for border (1 of 3)
a band or margin around or along the edge of something
the dividing line or frontier between political or geographic regions
a region straddling such a boundary
(as modifier): border country
a design or ornamental strip around the edge or rim of something, such as a printed page or dinner plate
(as modifier): a border illustration
a long narrow strip of ground planted with flowers, shrubs, trees, etc, that skirts a path or wall or surrounds a lawn or other area: a herbaceous border
(tr) to decorate or provide with a border
(when intr , foll by on or upon)
to be adjacent (to); lie along the boundary (of): his land borders on mine
to be nearly the same (as); verge (on): his stupidity borders on madness
British Dictionary definitions for Border (2 of 3)
(often plural) the area straddling the border between England and Scotland
the area straddling the border between Northern Ireland and the Republic of Ireland
the region in S South Africa around East London
British Dictionary definitions for Border (3 of 3)
Allan (Robert). born 1955, Australian cricketer; played in 156 test matches (1978–1994), 93 as captain; first Australian batsman to score 10,000 test runs
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