therblig

[thur-blig]

noun

1. (in time and motion study) any of the basic elements involved in completing a given manual operation or task that can be subjected to analysis.

Word History and Origins

Origin of therblig¹

1930–35, anagram of F. B. Gilbreth (1868–1924), American engineer

Example Sentences

When Dad made a motion study, he broke down each operation into a Therblig, and then tried to reduce the time taken to perform each Therblig.

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Every Therblig had its own symbol, and once they were painted on the wall Dad had us apply them to our household chores—bedmaking, dishwashing, sweeping, and dusting.

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Actually, a Therblig is a unit of motion or thought.

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Third comes "select,” the process of sliding the razor prior to the fourth Therblig, "grasp.”

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