Latin oss-, os — more at osseous
Latin or-, os — more at oral
15th century, in the meaning defined above
1737, in the meaning defined above
“Os.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/os. Accessed 4 Dec. 2023.
Latin oculus sinister
Nglish: Translation of os for Spanish Speakers
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