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四元数

sì yuán shùdictionary entry
DEFINITION CC-CEDICT
quaternion (math.)
Sources & editorial notes

Reference definitions: CC-CEDICT contributors and MDBG, CC BY-SA 4.0. Source release 2026-10-27T01:55:52Z. Imported 2026-10-27. Definition wording and meaning order are retained. Recognized pronunciation references are displayed with tone marks; the original source record is available below.

Source record: cd-315b3e8cfe31d338. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

四元數 四元数 [si4 yuan2 shu4] /quaternion (math.)/

Reference definitions and teaching material have separate provenance.

Reference information

The definitions above are from CC-CEDICT. Examples and usage notes are available on selected entries.

Character information

View the individual characters. Their meanings do not necessarily explain the meaning of the whole word.

Other forms in these source records: 四元數

  • 四
    sì

    four / 4

  • 元
    yuán

    currency unit (esp. Chinese yuan) / (bound form) first / original / primary / (bound form) basic / fundamental / (bound form) constituent / part / (prefix) meta- / (math.) argument / variable / era (of a reign) / (Tw) (geology) eon

    Yuán

    surname Yuan / Yuan dynasty (1279–1368)

  • 数
    shǔ

    to count / to count as / to regard as / to enumerate / to list

    shù

    number / figure / several / a few

    shuò

    (literary) frequently / repeatedly

Reference definitions from CC-CEDICT.