A scheduled or unscheduled pause in a testing or launching sequence or countdown of a missile or space vehicle.

To retain information in a computer storage device for further use after it has been initially utilized.

To maintain storage elements at equilibrium voltages in a charge storage tube by electron bombardment.

The interior of a ship or plane, especially the cargo compartment.

A therblig, or basic operation, in time-and-motion study in which the hand or other body member maintains an object in a fixed position and location.

A machine motion that is halted by an operator or interlock until it is restarted.