pilus.
"chief"; [primipilus/primi pili centurio => first/primary centurion of legion]; hair; bit/whit (thing of minimal size/value); hair shirt/garment (pl.) (L+S);
Meaning & usage
a hair
an insignificant amount; iota; least amount
Where this word comes from
Uncertain. Older sources reconstruct Proto-Indo-European *pilo- (“hair”), with Latin pilleus (“felt cap”), Ancient Greek πῖλος (pîlos, “wool or hair wrought into felt”), Proto-Slavic *pь̑lstъ (“felt”) as cognates, but this is no longer accepted.
a maniple of the triāriī; a reserve company of veteran soldiers
Where this word comes from
Etymology tree Proto-Indo-European *peys-der. Proto-Indo-European *pistlom Proto-Italic *pistlom Latin pīlum Latin pīlus From pīlum (“javelin”).
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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.