osculum.
A small opening or orifice.
Meaning & usage
A small opening or orifice. One of the suckers on the head of a tapeworm.
A small opening or orifice. The main opening in a sponge from which water is expelled.
Where this word comes from
Etymology tree Proto-Indo-European *h₁óh₃s Proto-Italic *ōs Latin ōs Proto-Indo-European *-lós Proto-Indo-European *-elós Proto-Italic *-elos Proto-Italic *-kelos Latin -culum Latin ōsculumbor. English osculum Borrowed from Latin ōsculum (“little mouth”).
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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.