The term 'Bear of a Constellation' refers to the constellation URSA Major, which is also known as the Great Bear. URSA Major is one of the 88 modern constellations and is visible throughout the year in the night sky. It is the third largest constellation in the sky and is made up of seven stars that form the shape of a bear. The brightest star in the constellation is Dubhe, which is located at the tip of the bear's tail.