archduke

== English == === Etymology === From Middle French archeduc (modern French archiduc), from Latin archidux. Equivalent to arch- +‎ duke. === Pronunciation === === Noun === archduke (plural archdukes) (historical) The son or male-line grandson of an emperor of the Austro-Hungarian Empire. (historical) The ruler of an archduchy, in particular the Archduchy of Austria. ==== Derived terms ==== ==== Related terms ==== ==== Translations ====