Noun
The length of time that a thing or person remains in a given state.
(chiefly engineering) The period of time that a system or element of a system remains in a given state.
The drone has a dwell time of about six hours when operating from an in-theater airfield.
The part needs a total dwell time in the autoclave of 95 minutes.
(military) The duty time soldiers have at their domestic home base between foreign deployments.
(Internet, marketing) The amount of time that a user spends on a certain page or site.
(shipping) The amount of time a container is sitting onshore before being loaded onto trucks.
In radar, the amount of time that an antenna beam spends on a target. (See Dwell time (radar).
Source: en.wiktionary.org