initial side


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

Example Sentences

Recent Examples on the Web Second, although the initial side effects of the vaccine can be rough for people with long COVID symptoms, there are many case reports of the symptoms improving after vaccination. Dr. Keith Roach, oregonlive, 16 July 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'initial side.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1957, in the meaning defined above

Time Traveler
The first known use of initial side was in 1957

Dictionary Entries Near initial side

Cite this Entry

“Initial side.” Dictionary, Merriam-Webster, Accessed 29 Mar. 2023.

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