Conterminous \Con*ter"mi*nous\, a. [L. conterminus. Cf. Conterminous.]

Having the same bounds, or limits; bordering upon; contiguous. [1913 Webster]

This conformed so many of them as were conterminous to the colonies and garrisons, to the Roman laws. --Sir M. Hale. [1913 Webster] Conterranean

Source: The Collaborative International Dictionary of English v.0.48
 

47 Moby Thesaurus words for "conterminous": accompanying, adjacent, adjoining, agreeing, bordering, buck, coetaneous, coeternal, coeval, coexistent, coexisting, coinstantaneous, collateral, combat, concomitant, concurrent, connecting, contemporaneous, contemporary, contend, contiguous, coterminous, dispute, duel, end to end, endeavor, endways, endwise, face to face, fight, immediate, isochronal, isochronous, joined, juxtaposed, neighbor, neighboring, next, oppose, repel, rival, simultaneous, traverse, unison, unisonous, vie, withstand

Source: Moby Thesaurus II by Grady Ward, 1.0
 

conterminous adj
1: connecting without a break; within a common boundary; "the 48 conterminous states"; "the contiguous 48 states" [syn: contiguous]
2: having a common boundary or edge; touching; "abutting lots"; "adjoining rooms"; "Rhode Island has two bordering states; Massachusetts and Conncecticut"; "the side of Germany conterminous with France"; "Utah and the contiguous state of Idaho"; "neighboring cities" [syn: abutting, adjacent, adjoining, contiguous, neighboring(a)]
3: of equal extent or scope or duration [syn: coextensive, coterminous]

Source: WordNet (r) 2.0
 

Conterminous \Con*ter"mi*nous\, a. [L. conterminus. Cf. Conterminous.]

Having the same bounds, or limits; bordering upon; contiguous.

This conformed so many of them as were conterminous to the colonies and garrisons, to the Roman laws. --Sir M. Hale.

Source: Webster's Revised Unabridged Dictionary (1913)