Meanings
plural astronomical years
- The time it takes the Earth to pass once around the Sun, particularly a tropical, sidereal, or anomalistic year.
Synonyms: anomalistic year, sidereal year, solar year, tropical year
Synonyms & antonyms
nounThe time it takes the Earth to pass once around the Sun, particularly a tropical, sidereal, or anomalistic year.
More synonyms by meaning
nounthe time for the earth to make one revolution around the sun, measured between two vernal equinoxes
Synonym sets from Open English WordNet, CC BY 4.0.
Cite this entry
astronomical year. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/astronomical%20year
“astronomical year.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/astronomical%20year. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “astronomical year,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/astronomical%20year.
Source: astronomical year on Wiktionary, CC BY-SA 4.0.