(obsolete) A sacristy.

An ancient Roman liquid and dry measure, about equal to an English pint. / An Old English measure of liquid, usually wine or cider, perhaps containing 6 gallons.

(nautical) A navigational device for deriving angular distances between objects so as to determine latitude and longitude. / (geometry) One sixth of a circle or disc; a sector with an angle of 60°.

(astronomy) The constellation Sextans.

(astronomy) A dim spring constellation of the northern sky, said to resemble a sextant. It lies south of the constellation of Leo.

(historical, Roman antiquity) A Roman coin worth one sixth of an as.

plural of sextary

plural of sextant

plural of sextagenarian

(informal) Spectacular, in a sexual context.