sidereal noon
sidereal noon
See sidereal time.Collins Dictionary of Astronomy © Market House Books Ltd, 2006
sidereal noon
[sī′dir·ē·əl ′nün] (astronomy)
The instant in time that the vernal equinox is on the meridian.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.