Definition of coterminous
1 : having the same or coincident boundaries <a voting district coterminous with the city>
2 : coextensive in scope or duration <an experience of life coterminous with the years of his father — Elizabeth Hardwick>
Examples of coterminous
<the Alfred Lunt–Lynn Fontanne partnership was more or less coterminous with Broadway's golden age>
<Massachusetts' Nantucket County isn't quite coterminous with the island of the same name, as the county includes two small nearby islets.>
Origin of coterminous
alteration of conterminous
First Known Use: 1799
Rhymes with coterminous
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Thesaurus: All synonyms and antonyms for "coterminous"
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