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unit of time vs sidereal day

sidereal day vs unit of time

unit of time and sidereal day both are nouns.

Word NounAdjectiveVerbAdverb
unit of time Yes No No No
sidereal day Yes No No No
As nouns, sidereal day is a hyponym of unit of time; that is, sidereal day is a word with a more specific, narrower meaning than unit of time:
  • unit of time: a unit for measuring time periods
  • 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
unit of time (noun) sidereal day (noun)
a unit for measuring time periods the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day
Difference between unit of time and sidereal day

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