hrjóna

u, f. [Old Engl. royne = a scab; roynous, roynish = scabby (Chaucer and Shaksp.); cp. also ronyon]:—roughness, Edda (Lauf.), and hrjónungr, m. id., esp. from flaws in ice. The word, which is old, although not recorded in ancient writers, is interesting on account of its being akin to hraun, q. v.