initial side

noun

Definition of initial side

: a stationary straight line that contains a point about which another straight line is rotated to form an angle — compare terminal side

First Known Use of initial side

1957, in the meaning defined above

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The first known use of initial side was in 1957

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Cite this Entry

“Initial side.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/initial%20side. Accessed 31 Oct. 2020.

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