conterminous

1 having a border in common for two nations that are conterminous from the Atlantic to the Pacific, the U.S. and Canada have had remarkably little strife Synonyms abutting, adjoining, bordering, adjacent, contiguous, flanking, flush, fringing, joining, juxtaposed, neighboring, skirting, touching, vergingRelated Words approximate, close, closest, immediate, near, nearby, nearest, next-door, nigh; attached, communicating, connected, connecting, interconnecting, joined, linked, united; bounding, circumjacent, embracing, encircling, enclosing (also inclosing), fencing, rimming, surrounding; marginal, peripheral, tangent, tangential; ambient, encompassingNear Antonyms apart, detached, disconnected, discrete, free-standing, isolate, isolated, removed, separate, single, unattached, unconnected, unlinked; away, distant, far, faraway, far-off, farthest, remote; discontinuous, noncontinuous; broken up, disjoined, dissevered, dissociated, disunited, divided, divorced, parted, ramified, resolved, severed, split, sundered, uncoupled, unyokedAntonyms nonadjacent, noncontiguous

2 occupying the same space the county and the school district are conterminous Synonyms coincident, coinciding, coextensive, coterminousRelated Words allover, overlaying, superimposed, superposed, underlying; conjoining, crisscrossing, intersecting, overlapping; coaxial, concurrent, convergent; congruent, conjunctionalNear Antonyms nonconcurrent, noncongruent