"sea route" in German sea route Seeweg Detailed translations for "sea route" sea route sea route(also: seaway, sea lane, shipping lane, shipping route) der Seeweg{masculine} This was the only sea route to and from the east. Source: opensubtitles.org Corpus by OPUS Request review Dies war der einzige Seeweg zwischen Ost und West. Because the sea route by PO is more usual. Source: opensubtitles.org Corpus by OPUS Request review - Weil der Seeweg mit PO üblich ist.