(algebra, set theory) A set equipped with a preorder such that for any two elements a and b there is an element c such that a ≤ c and b ≤ c.

Control by the central government of an area that has had its own governing body in the past.

A document outlining a person's end-of-life medical and healthcare wishes.

plural of direct coupling

Of a motion picture, originally released in DVD format without being released to cinemas or broadcast on television.

plural of direct cost

(finance, accounting, business) A cost that can be directly attributed to a cost object (such as a particular project, facility, function, service, or product).

Used other than figuratively or idiomatically: see direct, provision.

(biology) The intentional spreading of life through space, in order to colonize distant worlds and create new biospheres

plural of advance directive