From German Low German achtern (“in the back”) from achter (“behind”), from Middle Low German achter. Equivalent to Old High German aftero, cf. modern German After (“anus”). Cognate also to Dutch achter, achteren; English after. Borrowed to modern standard German only in the context of navigation (otherwise hinten).
- (nautical) abaft (in the back of the ship)
- achtern in Duden online