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Solar parallax - 2 dictionary results
| solar parallax | |
noun | |
| the angle subtended by the mean equatorial radius of the Earth at a distance of one astronomical unit |
WordNet® 3.0, © 2006 by Princeton University.
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Solar parallax
Solar parallax\ The parallax of the sun, that is, the angle subtended at the sun by the semidiameter of the earth. It is 8."80, and is the fundamental datum.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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