Proto-IE: *or- <PIH *H->
Meaning: a k. of big bird, eagle
Hittite: hara(n)- c. 'Adler' (Tischler 170-171)
Armenian: oror, urur `Möwe, Weihe'
Old Greek: órneo-n n. `Vogel'; órnis/órnīs, gen. -īthos, особые формы: acc. -ī̆n, pl. órnẹ̄s/órnīs, dial. órnīk-s `Vogel, Weissagevogel', -īkhos, pl. gen. -ī́khōn, dat. -ī́khessi, -īksi
Celtic: *erur-: OIr irar `Adler'; MBret erer `Adler', Cymr eryr `Adler', Corn er `Adler', MBret erer `Adler', Bret er `Adler'
Russ. meaning: птица (крупная), орел
References: WP I 135
piet-prnum,piet-meaning,piet-hitt,piet-arm,piet-greek,piet-slav,piet-balt,piet-germ,piet-celt,piet-rusmean,piet-refer,