(technical)of or relating to the open sea (技)(与)远洋(有关)的 the kittiwakes return from their pelagic winter wanderings. 三趾鸥从冬季远洋漫游中归来了。 ■(chiefly of fish) inhabiting the upper layers of the open sea (主要指鱼)栖居上层水面的,浮游的。 常与 demersal 相对
语源
mid 17th cent.: via Latin from Greek pelagikos, from pelagios 'of the sea' (from pelagos 'level surface of the sea')