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scheduler

sched·uler

Today it means: A person or device that determines a schedule, that determines the order that tasks are to be done. Full definition →

First used 20th c.

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The story

From schedule + -er.

First known use, by meaning

from 20th c. An operating system component responsible for allocating several resources, most commonly the use of processors by different concurrent processes or threads.

Etymology from Wiktionary, CC BY-SA 4.0.