septendecimal.
Relating to or based on the number 17.
Meaning & usage
Relating to or based on the number 17.
Where this word comes from
From Latin septendecim (“seventeen”) + -al, after decimal. By surface analysis, septen- + decimal.
Of or relating to a seventeenth.
Where this word comes from
From Latin septendecimus + -al (after English seventeenth and decimal), from septendecim (“seventeen”), after decimus (“tenth”). Compare Latin septimusdecimus (“seventeenth”). By surface analysis, septen- + decimal. Coined by English mathematician, philologist and musician Alexander John Ellis in 1885 (see the quotation).
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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.