dummy variable


: an arbitrary mathematical symbol or variable that can be replaced by another without affecting the value of the expression in which it occurs

Word History

First Known Use

1957, in the meaning defined above

Time Traveler
The first known use of dummy variable was in 1957

Dictionary Entries Near dummy variable

Cite this Entry

“Dummy variable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dummy%20variable. Accessed 1 Mar. 2024.

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