UNIVERSAL a.
al by which the hour may be found in any part of the world, or under any elevation of the pole. -- Universal instrument (Astron.), a species of altitude and azimuth instrument, the peculiarity of which is, that the object end of the telescope is placed at right angles to the eye end, with a prism of total reflection a…
URSA n.
Bear, one of the most conspicuous of the northern constellations. It is situated near the pole, and contains the stars which form the Dipper, or Charles's Wain, two of which are the Pointers, or stars which point towards the North Star. -- Ursa Minor Etym: [L.], the Little Bear, the constellation nearest the north pol…