(military, psychiatry) The acute psychological trauma experienced in combat environments which can lead to combat fatigue.

A period during which a telecommunications service remains in an operational state.

A terminal node in phylogenetic analysis; an organism.

plural of operational service period

plural of operational taxonomic unit

(software) Software for controlling the allocation and use of various hardware resources (memory, CPU time, disk space, input and output devices) to tasks and remote terminals.

(psychology) A technique of behavior modification through positive and negative reinforcement and positive and negative punishment.

Alternative spelling of postoperative

A description, usually graphical, showing the major participants or components in a system and their interrelationships.

plural of binary operation