Si.
A diminutive of the male given name Simon.
Meaning & usage
A diminutive of the male given name Simon.
A diminutive of the female given name Simone.
A diminutive of the male given name Silas.
Where this word comes from
From clipping of various words beginning with the syllable /saɪ/.
A river in Shandong, China.
A county of Suzhou, Anhui, China.
Various prefectures of imperial China.
A surname from Mandarin.
Where this word comes from
From the Hanyu Pinyin romanizations of the Mandarin pronunciations of Chinese 泗 (Sì), 肆 (Sì), and 姒 (Sì, “a surname, older brother's wife”).
Alternative form of Xi.
Try it on your idea.
Si has 2 characters. Say it out loud, try it alongside a description of your project, and see whether its meaning fits what you want to create.
These are naming prompts. Meanings and pronunciation can vary; existing brand and domain uses have not been checked.
Explore the name generatorA word with a source.
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.