from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Time based on the rotation of the earth with reference to the background of stars.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Time measured by the apparent diurnal motion of the vernal equinox; approximated by that based on the rotation of the Earth relative to the stars
from the GNU version of the Collaborative International Dictionary of English
- n. See under Sidereal.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. measured by the diurnal motion of stars
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