astronomical equator
astronomical equator
[‚as·trə′näm·ə·kəl i′kwād·ər] (geodesy)
An imaginary line on the surface of the earth connecting points having 0° astronomical latitude. Also known as terrestrial equator.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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