inland (adj.)

"of or pertaining to interior parts of a country," 1550s, from in + land (n.). The noun meaning "interior parts of a country (remote from the sea or borders)" is attested from 1570s. Meaning "confined to a country" (as opposed to foreign) is from 1540s. In Middle English and Old English the same compound meant "land immediately around the mansion of an estate, land in the lord's own occupation (as opposed to land occupied by tenants)." Related: Inlander.

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Definitions of inland from WordNet
inland (adv.)
towards or into the interior of a region;
the town is five miles inland
inland (adj.)
situated away from an area's coast or border;