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sidereal time

si·de·re·al time
S s

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [sahy-deer-ee-uh l tahym]
    • /saɪˈdɪər i əl taɪm/
    • /saɪˈdɪə.ri.əl taɪm/
    • US Pronunciation
    • US IPA
    • [sahy-deer-ee-uh l tahym]
    • /saɪˈdɪər i əl taɪm/

Definitions of sidereal time words

  • noun sidereal time time measured by the diurnal motion of stars. A sidereal day is about four minutes shorter than a solar day, with hours, minutes, and seconds all proportionally shorter. 1
  • noun sidereal time time based upon the rotation of the earth with respect to the distant stars, the sidereal day being the unit of measurement 0
  • noun sidereal time time measured by the sidereal day: it is divided into the sidereal hour (1⁄24 of a sidereal day), the sidereal minute (1⁄60 of a sidereal hour), and the sidereal second (1⁄60 of a sidereal minute) 0
  • noun sidereal time the hour angle of the vernal equinox 0
See all 4 definitions of sidereal time

Information block about the term

Origin of sidereal time

First appearance:

before 1805
One of the 41% newest English words
First recorded in 1805-15

Historical Comparancy

Parts of speech for Sidereal time

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Full grammatical hierarchy of Sidereal time

sidereal time popularity

This term is known only to a narrow circle of people with rare knowledge. Only 27% of English native speakers know the meaning of this word.
According to our data about 63% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

sidereal time usage trend in Literature

This diagram is provided by Google Ngram Viewer

See also

Matching words

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