latitude

Science Dictionary
latitude   (lāt'ĭ-td')  Pronunciation Key 
  1. A measure of relative position north or south on the Earth's surface, measured in degrees from the equator, which has a latitude of 0°, with the poles having a latitude of 90° north and south. The distance of a degree of latitude is about 69 statute miles or 60 nautical miles (111 km). Latitude and longitude are the coordinates that together identify all positions on the Earth's surface. Compare longitude.

  2. Celestial latitude.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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