Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Coterminous \Co*ter"mi*nous\ (k?-t?r"m?-n?s), a. [Cf. Conterminous.] Bordering; conterminous; -- followed by with.
Douglas Harper's Etymology Dictionary
1630s, malformed in English from co- + terminous (see terminal). Latin purists prefer conterminous.
Wiktionary
a. (alternative form of conterminous English)
WordNet
adj. of equal extent or scope or duration [syn: coextensive, conterminous]
Usage examples of "coterminous".
Beginning with the Meiji Restoration of 1868, the year-periods have been made coterminous with the reigns of emperors.
It has been the close vicinity of slaveowners to each other, the fact that their lands have been coterminous, that theirs was especially a cotton district, which has tempted them to secession.
As I'd come to hope and fancy, the Perseid reliefs and my altared view were not coterminous there where I sat regnant with Andromeda.
For theoretical reasons that I do not have the mathematics to understand, I am told that while coterminous muons of the same yaw but different slants could impinge upon and influence each other, coterminous muons of different yaw could never have any causal relationship.
And there could also be an infinite series of infinite series of universes whose muons are not coterminous with the muons of our universe, and they, too, are permanently undetectable and incapable of influencing our universe.