tropical year

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Related to Mean tropical year: solar year

tropical year

tropical year

n
(Astronomy) another name for solar year See year4

tropical year

Equals the time interval between two consecutive passages of the Sun, in one direction, through the Earth’s equatorial plane (or from vernal equinox to vernal equinox; 365 days, 5 hr, 48 min, 46 sec).
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.tropical year - the time for the earth to make one revolution around the sun, measured between two vernal equinoxestropical year - the time for the earth to make one revolution around the sun, measured between two vernal equinoxes
year - the period of time that it takes for a planet (as, e.g., Earth or Mars) to make a complete revolution around the sun; "a Martian year takes 687 of our days"
Translations
trooppinen vuosi
References in periodicals archive ?
The period required for the earth to return to the same position during its apparent path around the sun is the mean tropical year of 365.242199 days.