An Etymological Dictionary of the German Language/Gallapfel
Gallapfel, m., ‘gall, gall-nut,’ first occurs in early ModHG., from Lat. galla, whence also, probably, the equiv. AS. galloc; comp. E. oak-gall (galloak). See Galle (2.).
Gallapfel, m., ‘gall, gall-nut,’ first occurs in early ModHG., from Lat. galla, whence also, probably, the equiv. AS. galloc; comp. E. oak-gall (galloak). See Galle (2.).