| English Dictionary |
SIDEREAL TIME
| Pronunciation (US): |  | (GB): | |
Dictionary entry overview: What does sidereal time mean?
• SIDEREAL TIME (noun)
The noun SIDEREAL TIME has 1 sense:
1. measured by the diurnal motion of stars
Familiarity information: SIDEREAL TIME used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
Measured by the diurnal motion of stars
Classified under:
Nouns denoting time and temporal relations
Hypernyms ("sidereal time" is a kind of...):
cosmic time (the time covered by the physical formation and development of the universe)
Hyponyms (each of the following is a kind of "sidereal time"):
day; sidereal day (the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day)
sidereal year (the time for the earth to make one complete revolution around the sun, relative to the fixed stars)
sidereal hour (1/24 of a sidereal day)
sidereal month (period between successive conjunctions with a star, 27.322 days)
| Learn English with... Proverbs |
"A good man does not take what belongs to someone else." (Native American proverb, Pueblo)
"What is learned in youth is carved in stone." (Arabic proverb)
"The death of one person means bread for another." (Dutch proverb)