Tropical Year (Noun)
Meaning
The time for the earth to make one revolution around the sun, measured between two vernal equinoxes.
Classification
Nouns denoting time and temporal relations.
Examples
- A tropical year is the time it takes the Earth to orbit the sun and is approximately 365.24219 days long.
- The tropical year is the basis for many modern calendars, including the widely used Gregorian calendar.
- The earth takes approximately one tropical year to complete one orbit around the sun.
- Scientists use the tropical year as a standard unit of time when measuring long periods of solar activity.
- The difference between the calendar year and the tropical year is about 0.00006 days per year.