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boundary

Line breaks: bound|ary
Pronunciation: /ˈbaʊnd(ə)ri
 
/

Definition of boundary in English:

noun (plural boundaries)

1A line which marks the limits of an area; a dividing line: a county boundary the river marks the boundary between the two regions [as modifier]: a boundary wall
More example sentences
  • Meandering through the Oxfordshire countryside, the river marks the eastern boundary of the public part of the garden.
  • To the west of this is Chile, with the border marking the western boundary of the national park.
  • The line came to be regarded as marking the northern boundary of the area where agriculture could be safely pursued.
Synonyms
border, frontier, borderline, partition, dividing line, bounding line
border, periphery, perimeter, circumference, rim, circuit
literary marge, bourn, skirt
1.1 (often boundaries) A limit of something abstract, especially a subject or sphere of activity: a community without class or political boundaries
More example sentences
  • Secondly, job security has also crossed traditional class boundaries in the last twenty years.
  • While the jet set rule the grounds, genuine golf lovers cut across class boundaries.
  • If we do away with the old subject boundaries and hierarchies and exams we open places of education up to people of all ages, all abilities.
Synonyms
dividing line, divide, division, borderline, demarcation line, line of demarcation, cut-off point, threshold
2 Cricket A hit crossing the limits of the field, scoring four or six runs.
Example sentences
  • Hayden then plays and misses, before scoring a lucky boundary off his thigh-pad.
  • There was a century for the taking, but he refused to think about that, constantly looking to innovate and score boundaries.
  • Both were aggressive during their stand, scoring in boundaries that did not stop even when the spinners came on to stem the flow of runs.

Origin

early 17th century: variant of dialect bounder, from bound2 + -er1, perhaps on the pattern of limitary.

Words that rhyme with boundary

quandarypowdery

Definition of boundary in:

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