The boundaryof an area of land is an imaginary line that separates it from other areas.
...the Bow Brook which forms the western boundary of the wood. [+ of]
Drug traffickers operate across national boundaries.
[Also + between]
Synonyms: frontier, edge, border, march More Synonyms of boundary
2. countable noun [usually plural]
The boundariesof something such as a subject or activity are the limits that people think that it has.
The boundaries between history and storytelling are always being blurred and muddled. [+ between]
...extending the boundaries of press freedom. [+ of]
Synonyms: limits, bounds, confines, threshold More Synonyms of boundary
More Synonyms of boundary
boundary in British English
(ˈbaʊndərɪ, -drɪ)
nounWord forms: plural-ries
1.
something that indicates the farthest limit, as of an area; border
2. cricket
a.
the marked limit of the playing area
b.
a stroke that hits the ball beyond this limit
c.
the four runs scored with such a stroke, or the six runs if the ball crosses the boundary without touching the ground
boundary in American English
(ˈbaʊndri; ˈbaʊndəri)
nounWord forms: pluralˈboundaries
any line or thing marking a limit; bound; border
Word origin
bound3 + -ary
COBUILD Collocations
boundary
clear boundary
geographical boundaries
national boundaries
Examples of 'boundary' in a sentence
boundary
It is now planning to place more than half the route underground and is considering committing to no new pylons within the national park boundaries.
Times, Sunday Times (2016)
The England captain suggested instead that his batsmen should have done better on a dream surface at a Pune ground with short boundaries.
Times, Sunday Times (2017)
We went through boundaries that few people go through.
Oliver Poole BLACK KNIGHTS: On the Bloody Road to Baghdad (2003)
Our lives are free from national boundaries.
Times, Sunday Times (2006)
In one over the batsman took four consecutive boundaries.
Times, Sunday Times (2011)
They found a distinct temperature boundary line.
Radford, Tim & Leggett, Jeremy The Crisis of Life on Earth - our legacy from the second millenium (1990)
The house still stands beyond the western boundary and is used as a residential school.
Perring, Franklyn A Guide to Britain's Conservation Heritage (1991)
The same is true when you learn to set boundaries with difficult people.
Christianity Today (2000)
Maps that display national boundaries have an amazingly short shelf life.
Times, Sunday Times (2007)
But there is a boundary and a limit to what they should be seeing.
Times, Sunday Times (2013)
The short boundary also invited sixes.
Times, Sunday Times (2011)
It follows that your neighbour may cut off the branches of your apple tree where they project over the boundary onto his land.
Times, Sunday Times (2012)
Let bosses know you're ready to push the boundaries and tackle something with more bite.
The Sun (2015)
Excellence crosses the boundaries of any area and becomes a metaphysical experience, the closest definition of which is beauty.
Times, Sunday Times (2013)
There may have been only four boundaries in his 81 but there were no errors until he holed out at the end.
Times, Sunday Times (2006)
Other than helping spectators to walk around the ground, a boundary rope is not a necessity at Guildford.
Times, Sunday Times (2016)
They are angry and worried about police proposals to extend charges from stadium boundaries to surrounding areas, adding probably a couple of acres in our case.
The Sun (2008)
Word lists with
boundary
Terms used in Australian Rules Football
In other languages
boundary
British English: boundary /ˈbaʊndərɪ; -drɪ/ NOUN
The boundary of an area of land is an imaginary line that separates it from other areas.
...the disputed boundary between the two countries.
American English: boundary
Arabic: حَدّ
Brazilian Portuguese: limite
Chinese: 边界
Croatian: granica
Czech: hranice
Danish: grænse
Dutch: grens limiet
European Spanish: límite Geografía
Finnish: raja joidenkin välinen
French: limite
German: Grenze
Greek: όριο
Italian: limite
Japanese: 境界
Korean: 경계 한계
Norwegian: grense
Polish: granica linia graniczna
European Portuguese: limite
Romanian: frontieră
Russian: граница
Latin American Spanish: límite
Swedish: gränslinje
Thai: ขอบเขต
Turkish: sınır
Ukrainian: кордон
Vietnamese: ranh giới
All related terms of 'boundary'
boundary line
a line marking one of the edges of a playing area
boundary wall
A wall is a long narrow vertical structure made of stone or brick that surrounds or divides an area of land.
boundary fence
a fence between properties
boundary layer
the layer of fluid closest to the surface of a solid past which the fluid flows: it has a lower rate of flow than the bulk of the fluid because of its adhesion to the solid
boundary rider
an employee on a sheep or cattle station whose job is to maintain fences in good repair and to prevent stock from straying
boundary-stone
a stone marking a boundary , sometimes giving information such as the initials of the local authority in whose jurisdiction the boundary is
clear boundary
The boundaries of something such as a subject or activity are the limits that people think that it has.
K/T boundary
Cretaceous / Tertiary boundary : the time zone comprising the end of the Cretaceous and the beginning of the Tertiary periods
boundary changes
→ to make boundary changes
boundary dispute
dispute between neighbours about the boundary between their properties
boundary commission
(in Britain) any of the bodies established by statute to undertake periodic reviews of the boundaries of parliamentary constituencies and to recommend changes to take account of population shifts
to make boundary changes
to change the boundaries of parliamentary constituencies , because of population shifts
Chinese translation of 'boundary'
boundary
(ˈbaundrɪ)
n(c)
(= border, limit) 边(邊)界 (biānjiè) (个(個), gè)
1 (noun)
Definition
something that indicates the farthest limit, such as of an area
Our organization now operates across national boundaries.
Synonyms
frontier
It wasn't difficult to cross the frontier.
edge
She was standing at the water's edge.
border
Clifford is enjoying life north of the border.
march
barrier
The demonstrators broke through the heavy police barriers.
margin
These islands are on the margins of human habitation.
brink
Their economy is teetering on the brink of collapse.
2 (noun)
Definition
something that indicates the farthest limit, such as of an area
the western boundary of the wood
Synonyms
edges
limits
bounds
margins
pale
confines
fringes
verges
precinct
perimeter
They walked round the perimeter of the stadium.
extremities
outer limits
3 (noun)
Definition
something that indicates the farthest limit, such as of an area
extending the boundaries of press freedom
Synonyms
limits
bounds
confines
threshold
parameters
outer limits
4 (noun)
the boundary between childhood and adulthood
Synonyms
dividing line
threshold
borderline
the borderline between painting and photography
cut-off point
line of demarcation
Additional synonyms
in the sense of barrier
Definition
anything that blocks a way or separates, such as a gate
The demonstrators broke through the heavy police barriers.
Synonyms
barricade,
wall,
bar,
block,
railing,
fence,
pale,
boundary,
obstacle,
ditch,
blockade,
obstruction,
rampart,
bulwark,
palisade,
stockade
in the sense of border
Definition
the dividing line between political or geographic regions