1. 
   sidereal
   of, relating to, or concerned with the stars. Sidereal rotation is that measured with respect to the stars rather than with respect to the Sun or the primary of a satellite.
   Found op http://skyview.gsfc.nasa.gov/help/dictionary.html
   
   
2. 
   sidereal
   [adj] - of or relating to the stars or constellations 2. [adj] - (of divisions of time) determined by daily motion of the stars
   Found op http://www.webdictionary.co.uk/definition.php?query=sidereal
   
   
3. 
   Sidereal
   With respect of the stars.
   Found op http://www.delscope.demon.co.uk/astronomy/glossary.htm
   
   
4. 
   Sidereal
   Si·de're·al adjective [ Latin sidereus , from sidus , sideris , a constellation, a star. Confer Sideral , Consider , Desire .] 1. Relating to the stars; starry; astral; as, sidereal astronomy...
   Found op http://www.encyclo.co.uk/webster/S/98
   
   
5. 
   sidereal
   1. Relating to the stars; starry; astral; as, sidereal astronomy. ... 2. <astronomy> Measuring by the apparent motion of the stars; designated, marked out, or accompanied, by a return to the same position in respect to the stars; as, the sidereal revolution of a planet; a sidereal day. Siderea...
   Found op http://www.mondofacto.com/facts/dictionary?sidereal
   
   
6. 
   sidereal
   adjective (of divisions of time) determined by daily motion of the stars; `sidereal time`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=sidereal
   
   
7. 
   sidereal
   adjective of or relating to the stars or constellations; `sidereal bodies`; `the sidereal system`
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=sidereal
   
   
8. 
   Sidereal
   • (a.) Relating to the stars; starry; astral; as, sidereal astronomy. • (a.) Measuring by the apparent motion of the stars; designated, marked out, or accompanied, by a return to the same position in respect to the stars; as, the sidereal revolution of a planet; a sidereal day.
   Found op http://thinkexist.com/dictionary/meaning/sidereal/
   
   
9. 
   sidereal
   sidereal 1. A reference to the stars or constellations: 'sidereal bodies'. 2. Relating to the stars, especially measured with reference to the apparent motion of the stars. 3. Divisions of time; determined by daily motion of the stars: 'sidereal time'. In astronomy, relating to the period of time...
   Found op http://www.wordinfo.info/words/index/info/view_unit/3601/2
   
   
10. 
    Sidereal
    Planetary or lunisolar motions relative to the 360 degree circle of fixed stars along the ecliptic circle
    Found op http://www.davidmcminn.com/pages/gloss.htm
    
    
11. 
    Sidereal
    Of, relating to, or concerned with the stars. Sidereal rotation is that measured with respect to the stars rather than with respect to the Sun or the primary of a satellite.
    Found op http://www.seasky.org/astronomy/astronomy-glossary.html
    
    
12. 
    sidereal
    1) Astral 2) Kind of day, month or year 3) Measured in relationto the stars 4) Natural object 5) Pertaining to stars
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/sidereal/1
    
    

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