from the GNU version of the Collaborative International Dictionary of English
- n. The constellation Ursa Major.
from The Century Dictionary and Cyclopedia
- n. In astronomy, the constellation Ursa Major, or Great Bear.
Sorry, no etymologies found.
The Great Bear circled in those days much more closely round the pole than it now does; its typical northern character survives in the Latin word septentrio (from septem triones, the seven stars of the Wain); and Schiaparelli concludes from the dual form of mezarim, that the Jews, like the Phoenicians, were acquainted with the Little, as well as with the Great, Bear.
The cardinal directions on Publicius's mnemonic diagram include septentrio, ortus, meridies, and occasus.
 The four quarters of the universe are ortus, occasus, aquilo, septentrio; one of these last must mean the south.
The spirit answered, "My name is as thou sayest, Mephistophiles, and I am a prince, but a servant to Lucifer, and all the circuit from septentrio to the meridian, I rule under him."
Dampieri juxta oram septentrio-occidentalem Novae Hollandiae in itinere navis Beagle dictae lectas.