mean sidereal time
mean sidereal timeSee sidereal time.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
mean sidereal time[′mēn si′dir·ē·əl ′tīm]
Sidereal time adjusted for nutation, to eliminate slight irregularities in the rate.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.