Definition of aeoline in English:

aeoline

Pronunciation /ˈiːəlʌɪn/

noun

(also eoline)
  • 1 historical An early form of harmonium.

  • 2A soft string-toned organ stop of 8' pitch, found on both pipe and reed organs.

Origin

Mid 19th century; earliest use found in Musical Magazine. From German Aeoline from classical Latin Aeolus + German -ine (in e.g. Violine).