U / ursa
noun

ursa

gen. ursae · gender feminine · decl. 1st
a she-bear
a she-bear.
Lit., Ov. M. 2, 485; 13, 803; 13, 836; 15, 379; id. F. 2, 181; Mart. 6, 25, 2.—
a bear poetic
Poet., a bear, in gen., Verg. A. 5, 37; Ov. M. 12, 319; 14, 255.—
a constellation; the Greater Bear; the Lesser Bear by extension
Transf.: Ursa, as a constellation, either Ursa Major, the Greater Bear, or Ursa Minor, the Lesser Bear, Ov. H. 18 (17), 152; id. Tr. 1, 4, 1; 3, 11, 8; 5, 3, 7; Val. Fl. 4, 724; Suet. Aug. 80.