ῥοίζημα

A. rushing, whirring noise or motion, as of birds, Ar. Av. 1182 (pl.), cf. Luc. Musc. Enc. 2; στεροπᾶς Id. JTr. 1; of the planetary spheres, Iamb. VP 15.65(pl.); τραγικῷ ‐ήματι ῥήξατο φωνήν AP 5.221 (Agath.).