Definitions for ursa majorˈɜr sə ˈmeɪ dʒər; ˈɜr si məˈdʒɔr ɪs, -ˈdʒoʊr-
Random House Webster's College Dictionary
Ur•sa Ma•jor*ˈɜr sə ˈmeɪ dʒər; ˈɜr si məˈdʒɔr ɪs, -ˈdʒoʊr-(n.)Ur•sae Ma•jor•is
the Great Bear, the most prominent northern constellation, containing the seven stars that form the Big Dipper.
Origin of Ursa Major:
Great Bear, Ursa Major(noun)
a constellation outside the zodiac that rotates around the North Star
A large circumpolar constellation of the northern sky, said to resemble a bear. It includes the familiar asterism the Big Dipper and the stars Mizar, Dubhe, and Alkaid.
Origin: From ursa maior, the "greater bear"
The Nuttall Encyclopedia
the Greater Bear, a well-known constellation in the northern hemisphere, called also the Plough, the Wagon, or Charles's Wain, consists of seven bright stars, among others three of which are known as the "handle" of the Plough, and two as the pointers, so called as pointing to the pole-star.