TSR

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TSR

 (tē′ĕs-är′)
n.
A program, such as a spell checker or calendar, that remains loaded in memory so that it may be quickly recalled while another program is running, as found in operating systems which do not allow multitasking.

[t(erminate and) s(tay) r(esident).]

TSR


n., pl. TSRs, TSR's.
a computer program with any of several ancillary functions, usu. held resident in RAM for instant activation while one is using another program.
[t(erminate and) s(tay) r(esident)]
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References in periodicals archive ?
Most anti-virus packages accomplish on-access scanning by using terminate and stay resident programs (TSRs), which are notoriously unstable and consume critical conventional memory resources," said Chris Harget, anti-virus product manager at McAfee.
An energy efficient program, Nodemap -- unlike Terminate and Stay Resident (TSR) prorams and NetWare Loadable Modules (NLMs) -- places no strain on available network resources.
This PC inventory information is collected at network login time by the LANAlert Node Agent without the use of Terminate and Stay Resident (TSR) programs.