Xi.
A river in China, the western tributary of the Pearl.
Meaning & usage
A river in China, the western tributary of the Pearl.
Where this word comes from
From the Hanyu Pinyin romanization of Mandarin 西 (xī).
A surname from Chinese
A surname from Chinese Xi Jinping, current General Secretary of the Chinese Communist Party (2012–present).
Where this word comes from
From the Hanyu Pinyin romanization of Mandarin 習／习 (Xí).
A county of Linfen, Shanxi, China.
Where this word comes from
From the Hanyu Pinyin romanization of Mandarin 隰 (Xī).
Capital Greek letter Ξ (X)
Capital Greek letter Ξ (X) Alternative form of xi, Greek letter Ξ/ξ (X/x)
Alternative form of xi/Ξ, ellipsis of xi baryon.
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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.