con ‧ tig ‧ u ‧ ous /kənˈtɪɡjuəs/ BrE AmE adjective formal
[ Date: 1500-1600 ; Language: Latin ; Origin: contiguus , from contingere ; ⇨ ↑ contingent 1 ]
next to something, or next to each other:
America’s 48 contiguous states
—contiguously adverb
—contiguity /ˌkɒntəˈɡjuːəti, ˌkɒntɪˈɡjuːəti $ ˌkɑːn-/ noun [uncountable]