: having two branches

Word History

Etymology

bi- entry 1 + Latin ramus branch

First Known Use

1812, in the meaning defined above

Time Traveler
The first known use of biramous was in 1812

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Cite this Entry

“Biramous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biramous. Accessed 26 Aug. 2026.

Medical Definition

biramous

adjective
: having two branches
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