boundary


Also found in: Thesaurus, Medical, Legal, Financial, Acronyms, Encyclopedia, Wikipedia.
Related to boundary: boundary layer

bound·a·ry

 (boun′də-rē, -drē)
n. pl. bound·a·ries
1. Something that indicates a border or limit.
2. The border or limit so indicated.

boundary

(ˈbaʊndərɪ; -drɪ)
n, pl -ries
1. something that indicates the farthest limit, as of an area; border
2. (Cricket) 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

bound•a•ry

(ˈbaʊn də ri, -dri)

n., pl. -ries.
1. something that indicates bounds or limits, as a line.
2. Math. 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.
[1620–30]
syn: boundary, border, frontier refer to that which divides one territory or political unit from another. boundary most often designates a line on a map; it may be a physical feature, such as a river: Boundaries are shown in red. border refers to a political or geographic dividing line; it may also refer to the region adjoining the actual line: crossing the Mexican border. frontier refers specifically to a border between two countries or the region adjoining this border: Soldiers guarded the frontier.

boundary

A line that delineates surface areas for the purpose of facilitating coordination and deconfliction of operations between adjacent units, formations, or areas. See also airspace control boundary.

border

frontierboundary
1. 'border'

The border between two countries is the dividing line between them.

They crossed the border into Mexico.
We stayed in a village near the German-Polish border.
2. 'frontier'

A frontier is a border with official points for people to cross, often with guards.

Only three thousand soldiers were guarding the entire frontier.
They introduced stricter frontier controls.

You talk about one country's border or frontier with another.

She lives in a small Dutch town a mile from the border with Germany.
Spain reopened its frontier with Gibraltar.
3. 'boundary'

The boundary of a region or area of land is its outer edge.

There are fences round the boundary of the National Park.

Be Careful!
Don't talk about the 'boundary' of a country. Instead you talk about its borders.

These changes will be felt beyond the borders of Turkey.

boundary

When a batsman strikes the ball over the boundary of the field, scoring four runs. If the ball clears the boundary without bouncing, the score is six runs.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.boundary - the line or plane indicating the limit or extent of somethingboundary - the line or plane indicating the limit or extent of something
hairline - the natural margin formed by hair on the head
frontier - an international boundary or the area (often fortified) immediately inside the boundary
heliopause - the boundary marking the edge of the sun's influence; the boundary (roughly 100 AU from the sun) between the interplanetary medium and the interstellar medium; where the solar wind from the sun and the radiation from other stars meet
border, borderline, boundary line, delimitation, mete - a line that indicates a boundary
bourn, bourne - an archaic term for a boundary
district line - the boundary between two districts
county line - the boundary between two counties
city line - the boundary of a city
edge, border - the boundary of a surface
end - a boundary marking the extremities of something; "the end of town"
extremity - the outermost or farthest region or point
demarcation, demarcation line, limit - the boundary of a specific area
lineation, outline - the line that appears to bound an object
surface - the extended two-dimensional outer boundary of a three-dimensional object; "they skimmed over the surface of the water"; "a brush small enough to clean every dental surface"; "the sun has no distinct surface"
shoreline - a boundary line between land and water
2.boundary - a line determining the limits of an area
line - a length (straight or curved) without breadth or thickness; the trace of a moving point
rim - the shape of a raised edge of a more or less circular object
margin, perimeter, border - the boundary line or the area immediately inside the boundary
fringe, outer boundary, periphery - the outside boundary or surface of something
brink, verge, threshold - a region marking a boundary
upper bound - (mathematics) a number equal to or greater than any other number in a given set
lower bound - (mathematics) a number equal to or less than any other number in a given set
thalweg - the middle of the chief navigable channel of a waterway that forms the boundary line between states
3.boundary - the greatest possible degree of something; "what he did was beyond the bounds of acceptable behavior"; "to the limit of his ability"
extent - the distance or area or volume over which something extends; "the vast extent of the desert"; "an orchard of considerable extent"
knife-edge - a narrow boundary; "he lived on a knife-edge between genius and insanity"
absoluteness, starkness, utterness - the quality of being complete or utter or extreme; "the starkness of his contrast between justice and fairness was open to many objections"
heat barrier, thermal barrier - a limit to high speed flight imposed by aerodynamic heating
level best, utmost, uttermost, maximum - the greatest possible degree; "he tried his utmost"
verge, brink - the limit beyond which something happens or changes; "on the verge of tears"; "on the brink of bankruptcy"

boundary

noun
1. frontier, edge, border, march, barrier, margin, brink Drug traffickers operate across national boundaries.
2. edges, limits, bounds, margins, pale, confines, fringes, verges, precinct, perimeter, extremities, outer limits the western boundary of the wood
3. limits, bounds, confines, threshold, parameters, outer limits extending the boundaries of press freedom
4. dividing line, threshold, borderline, cut-off point, line of demarcation the boundary between childhood and adulthood.

boundary

noun
The line or area separating geopolitical units:
Translations
حَد، خَط فاصِلحَدّحَدٌّ
hranicerozmezíhod/bod za pomezní čáru
grænseskæl
raja
granica
mörk, takmörk, landamæriútfyrir; mark
境界
경계
riba
robeža
frontierăgraniţălimită
hod za pomedznú čiarurozmedzie
meja
gränslinje
ขอบเขต
sınırbirkaç sekmede sınıra ulaştıran vuruşhudut
ranh giới

boundary

[ˈbaʊndərɪ]
A. N
1. (= border) → límite m
to make boundary changes (Brit) (Pol) → hacer cambios en las circunscripciones
2. (Cricket) → banda f
B. CPD boundary line Nlímite m, frontera f
boundary stone Nmojón m

boundary

[ˈbaʊndəri] nfrontière fboundary dispute ndifférend m sur les limites de propriété, différend m de propriétéboundary fence nclôture f
2 between two gardens etc

boundary

nGrenze f; (Cricket) → Spielfeldgrenze f; to hit/score a boundaryden Ball über die Spielfeldgrenze schlagen/4 oder 6 Punkte für einen Schlag über die Spielfeldgrenze erzielen

boundary

:
Boundary Commission
n (Brit Pol) → Kommission fzur Festlegung der Wahlbezirke
boundary line
nGrenzlinie f; (Sport) → Spielfeldgrenze f
boundary mark
nGrenzmal nt
boundary rider
n (Austral) Arbeiter, der die Grenzen des Weidelandes abreitet
boundary stone
nGrenzstein m
boundary value
n (Math) → Randwert m

boundary

[ˈbaʊndrɪ] nconfine m

boundary

(ˈbaundəri) plural ˈboundaries noun
1. an often imaginary line separating one thing from another. the boundary between two towns.
2. (in cricket) a hit which crosses the boundary line round the field, scoring four runs or six runs.

boundary

حَدّ hranice grænse Grenze όριο límite raja limite granica limite 境界 경계 grens grense granica limite граница gränslinje ขอบเขต sınır ranh giới 边界
References in classic literature ?
Copan is a city, in the Department of Copan, near the boundary between Honduras and Guatemala.
Their quarrels on this subject passed the boundary of the close-growing cedars, and were heard in the street by whoever wished to loiter and listen.
A wide and apparently an impervious boundary of forests severed the possessions of the hostile provinces of France and England.
On the other hand, I surveyed the famous river Ohio that rolled in silent dignity, marking the western boundary of Kentucke with inconceivable grandeur.
There is sad confusion, indeed, when the spirit thus flits away into the past, or into the more awful future, or, in any manner, steps across the spaceless boundary betwixt its own region and the actual world; where the body remains to guide itself as best it may, with little more than the mechanism of animal life.
I have a strange fancy," observed the sensitive minister, "that this brook is the boundary between two worlds, and that thou canst never meet thy Pearl again.
Though his entire back down to his side fins is of a deep sable, yet a boundary line, distinct as the mark in a ship's hull, called the bright waist, that line streaks him from stem to stern, with two separate colors, black above and white below.
Bubbly Creek" is an arm of the Chicago River, and forms the southern boundary of the yards: all the drainage of the square mile of packing houses empties into it, so that it is really a great open sewer a hundred or two feet wide.
The west side of every wood and rising ground gleamed like the boundary of Elysium, and the sun on our backs seemed like a gentle herdsman driving us home at evening.
My eye passed all other objects to rest on those most remote, the blue peaks; it was those I longed to surmount; all within their boundary of rock and heath seemed prison-ground, exile limits.
She wandered to the outermost boundary of the flower-garden, and then returned by another path, which led back, past the side of an ornamental summer-house commanding a view over the fields from a corner of the lawn.
The mountain formed the seaward boundary of a large island, and the narrow strip of rocky shore upon which we stood was strewn with the wreckage of a thousand gallant ships, while the bones of the luckless mariners shone white in the sunshine, and we shuddered to think how soon our own would be added to the heap.