A section formed by a plane cutting through an object, usually at right angles to an axis. / (mathematics, statistics) A sample meant to be representative of a whole population.

(geometry) Any of the four distinct shapes that are the intersections of a cone with a plane, namely the circle, ellipse, parabola and hyperbola.

(geometry) the division of a whole into two parts such that the ratio of the smaller part to the larger is equal to the ratio of the larger part to the whole.

(US, informal) Federally subsidized housing for low-income families and individuals, formally known as the Housing Choice Voucher Program.

(mineralogy) A thin, optically flat sliver of a material, especially a rock or mineral, that can be used in microscopy. / Used other than figuratively or idiomatically: see thin, section.

(Canada, US) The seats high in the back of bleachers, stands, or the balcony at a theater or stadium, usually cheaper and with a poorer view than other seats.

(weaponry) squad automatic weapon, a class of light machine gun; a machine gun issued to a section of troops, being heavier than the standard assault rifle and personal machine guns issued per trooper.

plural of section automatic weapon

(computing) The part of the environment division of a COBOL program that specifies the symbolic names of external files accessed by the program

(computing) The part of the data division of a COBOL program that describes the format of local variables and constants to be used by the program