os.
Synonym of bone.
Meaning & usage
Synonym of bone.
Where this word comes from
Unadapted borrowing from Latin os (“bone”).
An opening or entrance to a passage, particularly one at either end of the cervix, internal (to the uterus) or external (to the vagina).
Where this word comes from
Etymology tree Proto-Indo-European *h₁óh₃s Proto-Italic *ōs Latin ōsubor. English os Unadapted borrowing from Latin ōs (“mouth”).
An osar or esker.
Where this word comes from
Borrowed from Swedish ås.
Alternative form of o's.
Where this word comes from
From o + -s.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.