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English Fox - English Dictionary
Meaning of
sidereal
in English
sidereal
us
/ˈsaɪd.riəl/
uk
/ˈsʌɪdraɪəl/
#uncommon
Definitions
Adjective
related
to
stars
;
celestial
The
astronomer
studied
the
sidereal
motion
of
the
planets
.
measuring
time
by
star
positions
The
sidereal
day
is
used
to
measure
the
rotation
period
of
the
Earth
.
relating
to
the
vernal
equinox
point
The
astronomer
focused
on
the
sidereal
coordinates
to
navigate
the
stars
.
Compounds / Phrases
sidereal year
