sâl-e gâhšomâri, ~ gâhmâri
Fr.: année du calendrier
The time interval between the new year's day in a given calendar system and the day before the following new year's day. In the Gregorian system the calendar year begins on January 1 and ends on December 31. In the Iranian calendar it begins on Farvardin 1, the day closest to the spring equinox and ends on Esfand 29 or 30.