coterminous

/koʊˈtɜrmɪnəs/
adjective
  1. Having the same boundaries or limits; extending over the same area or period of time.
    • Her tenure as CEO was coterminous with the company's period of greatest growth.
    • The forest and the national park are coterminous, so hiking trails cross seamlessly between them.
    • The two countries are coterminous, sharing a long border with no disputed territory.
  2. Coinciding or being exactly equivalent in scope, meaning, or effect.
    • The author argued that happiness and virtue are not always coterminous.
    • In this contract, the rights and responsibilities of both parties are coterminous.
    • Their goals were coterminous, so they decided to work together on the project.
What does "coterminous" mean? | whatsthatwordmean | whatsthatwordmean