n., gen. pl. skýja, dat. skýjum; [Dan. Swed. sky; cp. Engl. sky, although different in sense]:—a cloud, Alm. 18, 19; ský dökkt ok dimmt, Fms. xi. 136; svart ský, þrumu-ský, a thunder-cloud; ok sýnir regnboga þinn í skýjum, Blas. 47; þóttusk menn sjá, at regn mundi í skýinu, Eb. 260; tungl veðr í skýjum, the moon wades in clouds; skýjum efri, above the clouds, Edda; skýja deild, Skálda 162; skýja-rof, a rift or break in the clouds. For the notion that the fleeting clouds were the scattered brains of the giant Ýmir, see Gm. 41.

2. a cloud on the eye (causing blindness), cataract; drepr honum aldregi ský í augu. Hom. 47; það er ský á auganu.

COMPDS: skýbólstr, skýdrúpnir, skýjafall, skýjaferð, skýfjall, skýflóki, skýjaglópr, skýlauss, skýpílarr, skýskafa, skýstólpi, skýsvipan, skýþakðr.