Definition of conterminous in English:

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Pronunciation: /kɒnˈtəːmɪnəs/


1Sharing a common boundary: the forty-eight conterminous United States
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  • Most likely, this difference is because winter counts include bald eagles that nest in Canada and Alaska, where populations may not be increasing at the same rate as populations in the conterminous US.
  • Streamflow in the conterminous United States increased sharply around 1970 according to a recent study by the U.S. Geological Survey.
  • The migration surveys are being designed to estimate the mean number of birds present, throughout southern Canada and the conterminous United States, during a well-defined study period.
1.1Having the same area, context, or meaning: a genealogy conterminous with the history of the USA
More example sentences
  • Of course, you'll define the latter in a way that is conterminous with the philosophy you oppose, but pretend that you do no such thing.
  • Bedford's life was conterminous with the era of ‘personal parties’ and the office-hungry Bedfordites were criticized, even by contemporaries, as a faction motivated principally by self-interest.
  • These conquests left Charlemagne's empire virtually conterminous with western Christendom, a fact acknowledged by the Pope at Rome on Christmas Day, 800, with the revival of the imperial title.



Example sentences
  • But these efforts to reform the nomination process will force candidates to compete in more states conterminously, thereby driving up the cost of running for President.
  • I think I got tired of her, and for about the same reasons, conterminously with the local program director.
  • The tangible and intangible aspects of the dynamics then are mutually bound to each other and always function conterminously.


Mid 17th century: from Latin conterminus (from con- 'with' + terminus 'boundary') + -ous. Compare with coterminous.

Words that rhyme with conterminous

coterminous, terminus, verminous

For editors and proofreaders

Line breaks: con|ter¦min|ous

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