plural of double-entendre

The typographical sign ‡ that is used to indicate a footnote or reference

Alternative spelling of double-click

plural of double negative

plural of double star

(astronomy) A star that appears as a double due to an optical illusion; in reality, the stars may be far apart from each other.

An existence or life that has two aspects, particularly when one of them is regarded as embarrassing, immoral, or unlawful and thus kept hidden from a person's family, friends, and work colleagues.

Alternative form of double play

A dilemma in which someone receives contradictory instructions and cannot act on either.

(mycology) Describes an annulus with two layers of tissue.