- Occasion when day and night are of equal length - When night and day are of equal length - The time when the sun enters one of the equinoctial
points, that is, about March 21 and September 22. See Autumnal equinox,
Vernal equinox, under Autumnal and Vernal. - Equinoctial wind or storm.
- A storm, gale, or strong wind from the southwest. - A hat made of painted canvas, oiled cloth, or the
like, with a flap at the back, -- worn in stormy weather.