vernal equinox
spring equinox

That was three days before March 20, the spring equinox.

More recently, this myth became fixed to the time of the spring equinox.

The spring equinox is celebrated with festivals around the world.

He would return to his people at the spring equinox unless he had reason to stay.

The child was conceived that first night, on the spring equinox.

But for those who are still attuned to the changing seasons, the spring equinox is an important time in our relationship with the Sun.

"But we all know that the Spring Equinox is important in our calendar and had better go off with no problems."

This was the most important ceremonial center in the area and it still host celebrations each year at the spring equinox.

By the 16th century, the ritual was strongly associated with solar ceremonies, such as the spring equinox.

The Persian culture also has a tradition of egg decorating, which takes place during the spring equinox.