Alternative spelling of dept.

Abbreviation of department. / Abbreviation of deputy.

Abbreviation of departments.

(law) Abbreviation of departments.

the vertical distance below a surface; the degree to which something is deep / the distance between the front and the back, as the depth of a drawer or closet

(military, nautical, aviation) A form of bomb, launched from a ship or dropped from an aircraft, that is designed to detonate at a certain depth underwater for the purposes of attacking a submerged enemy, especially a submarine.

(transitive, military, nautical, aviation) To attack (a target, usually a submarine) with depth charges.

plural of depth

(literary) The deepest part. (Usually of a body of water.) / (literary) A very remote part. / (of an emotion, mystery) The lowest point, all-time low, nadir. / The most severe or involved period.

Comprehensive, thorough, detailed.