Ursa

• (n.) Either one of the Bears. See the Phrases below.
Found on http://thinkexist.com/dictionary/meaning/ursa/

Ursa

[Finland] Ursa Astronomical Association (Tähtitieteellinen yhdistys Ursa ry) is the largest astronomical association in Finland. Ursa was founded on 2 November 1921. Founding members include a renowned Finnish astronomer Yrjö Väisälä. In 1926 Ursa established the Ursa Observatory in Kaivopuisto district of Helsinki. In 2007 the Tähtik...
Found on http://en.wikipedia.org/wiki/Ursa_(Finland)

Ursa

[spider] Ursa is a spider genus in the family Araneidae. It is the only genus in the tribe Ursini. ==Species list== ...
Found on http://en.wikipedia.org/wiki/Ursa_(spider)

Ursa

HMS Ursa was a British Ulster Class destroyer of 1710 tons displacement launched in 1943. HMS Ursa was powered by two Admiralty 3-drum type boilers providing a top speed of 34 knots. She was armed with four 4.7 inch guns; four 40 mm anti-aircraft guns; four 20 mm anti-aircraft guns and eight 21 inch torpedo tubes arranged in two quads.
Found on http://www.probertencyclopaedia.com/browse/RU.HTM

ursa

ursa A she-bear, also, a constellation, feminine form of ursus a bear.
Found on http://www.wordinfo.info/words/index/info/view_unit/2249/
No exact match found