Definition of sidereal day Sidereal day

si•de•re•al day

We found 4 definitions of sidereal day from 3 different sources.

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What does sidereal day mean?

WordNet

WordNet by Princeton University

Noun
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
  day
  time unit, unit of time a unit for measuring time periods
= synonym
= antonym
= related word

Wiktionary Wiktionary dictionary logo

  • sidereal day (Noun)
    One day of sidereal time ; the time in which Earth rotates once around its axis, relative to the point of the vernal equinox .
  • sidereal day (Noun)
    rotational period of Earth; the time in which Earth rotates around its axis 360 degrees.

Sailor's Word-BookThe Sailor's Word-Book ⛵

  • sidereal day
    The interval between the departure and return of a star to the meridian; in other words, its two successive transits.

Pronunciation

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Sign Language

sidereal day in sign language
Sign language - letter S Sign language - letter S Sign language - letter I Sign language - letter I Sign language - letter D Sign language - letter D Sign language - letter E Sign language - letter E Sign language - letter R Sign language - letter R Sign language - letter E Sign language - letter E Sign language - letter A Sign language - letter A Sign language - letter L Sign language - letter L        Sign language - letter D Sign language - letter D Sign language - letter A Sign language - letter A Sign language - letter Y Sign language - letter Y

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