Alternative spelling of second-in-command

Alternative spelling of cross section

(mathematics, logic) Denoting the second in a numerical sequence of models, languages, relationships, forms of logical discourse etc. / Of secondary importance.

World War II.

The second gearing available from a gearbox. / (idiomatic, figuratively) Mediocre, sluggish performance.

An angle, one sixtieth (1/60th) of a minute of arc or one 3600th of a degree.

A second portion of the same thing, usually of food; seconds; refill.

A system whereby the state either through general or specific taxation provides various benefits to help ensure the wellbeing of its citizens. / Those benefits paid under such a system.

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

A procedure or set of procedures followed to ensure that state secrets, trade secrets, data, etc. are not compromised.