offshore etymology

English word offshore comes from English shore, English off- (Away from; off.)

Detailed word origin of offshore

Dictionary entryLanguageDefinition
shore English (eng) A prop or strut supporting the weight or flooring above it. (obsolete) To set on shore. (transitive, without up) To provide with support.. (usually, with up) To reinforce (something at risk of failure). (obsolete, UK, dialect) A sewer. (from the perspective of one on a body of water) Land, usually near a port.. Land adjoining a non-flowing body of water, such as an ocean, lake or pond.
off- English (eng) Away from; off.
offshore English (eng) An area or or portion of sea away from the shore.. An island, outcrop, or other land away from shore.. Something or someone in, from, or associated with another country. To use foreign labour to substitute for local labour. Located in another country, especially one having beneficial tax laws.. Located in the sea away from the coast.. Moving away from the shore. At some distance from the [...]