boundary

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Pronunciation[change]

  • (UK) IPA: /baʊndɹi/, SAMPA: /baUndri/
  • (file)

Noun[change]

Singular
boundary

Plural
boundaries

  1. (countable) A boundary is the line around something's outside edge.
    The elephants have to live within the boundary of the park or risk being shot.
    There have been many times in their lives when the boundaries between their personal and professional lives have disappeared.
    More manufactured goods are crossing international boundaries every day.
    An international commission that regulates the boundary waters between the U.S. and Canada.

Synonyms[change]

Related words[change]