plural of iron lung

(music) The musical octave. / (by extension, literary) The range or scope of something, especially of notes in a scale, or of a particular musical instrument.

(historical) A commerce raider who operated a warship in the service of the Spanish Empire, during the Dutch Revolt, from the ports of the Flemish coast: Nieuwpoort, Ostend, and in particular Dunkirk.

A surname from German.