chi.
The twenty-second letter of the Classical and Modern Greek alphabets.
Meaning & usage
The twenty-second letter of the Classical and Modern Greek alphabets.
Where this word comes from
From Latin chī, from Ancient Greek χεῖ (kheî).
A life force in traditional Chinese philosophy, culture, medicine, etc, related (but not limited) to breath and circulation.
Where this word comes from
From the Mandarin 氣／气 (qì) from the Wade–Giles romanization: chʻi⁴, from Middle Chinese 氣 (MC khj+jH), from Old Chinese 氣 (OC *kʰɯds, “breath, vapor”). Compare modern Japanese 気(き) (ki), Korean 기(氣) (gi) and Vietnamese khí (氣).
The Chinese foot, a traditional Chinese unit of length based on the human forearm.
The Chinese unit of length standardized in 1984 as ¹/₃ of a meter.
The Taiwanese unit of length standardized as ¹⁰/₃₃ of a meter, identical to the Japanese shaku.
The chek or Hong Kong foot, a unit of length standardized as 0.371475 meters.
Where this word comes from
From the pinyin romanization of Mandarin 尺 (chǐ). Doublet of chek.
Clipping of chihuahua.
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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.