Definition of procedurals:
(adj) :
Related to procedure.
(adj) :
(computing) Generated by means of a procedure, rather than being designed.
(n) :
(literature, film) A type of literature, film, or television program involving a sequence of technical detail.
(n) :
(specifically) Ellipsis of police procedural. [A subgenre of crime fiction which portrays the activities of a police force as they investigate crimes. Unlike in other types of crime fiction, the perpetrator may be known at the outset of the story.]