píng xíng gōng shèdictionary entry
DEFINITION CC-CEDICT
(geometry) the parallel postulate (Euclid's fifth postulate)
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-c1cb1580271ad13a. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

平行公設 平行公设 [ping2 xing2 gong1 she4] /(geometry) the parallel postulate (Euclid's fifth postulate)/

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: 平行公設

  • 平
    píng

    flat / level / smooth / to make even / to level / equal / on the same level / (bound form) fair / impartial / to tie / to draw / (bound form) average / ordinary / (bound form) calm / peaceful / (bound form) to quell / to suppress / to put down / (abbr. for 平聲|平声[píng shēng]) / (coll.) square meter (abbr. for 平方米[píng fāng mǐ])

    Píng

    surname Ping

  • 行
    háng

    (bound form) row / line / (bound form) line of business / trade / profession / (bound form) commercial firm / (bound form) to rank (first, second etc) among one's siblings (by age) / (in data tables) row / (Tw) column / classifier for rows or lines

    héng

    used in 道行[dào héng]

    xíng

    (bound form) to walk / to go / to travel / (literary) trip / journey / visit / (bound form) temporary / makeshift / (bound form) current / in circulation / (bound form) to do / to perform / capable / competent / all right / OK! / will do / behavior / conduct (Taiwan pr. [xìng]) / (literary) about to / soon

  • 公
    gōng

    public / collectively owned / common / international (e.g. high seas, metric system, calendar) / make public / fair / just / Duke, highest of five orders of nobility 五等爵位[wǔ děng jué wèi] / honorable (gentlemen) / father-in-law / male (animal)

  • 设
    shè

    to set up / to put in place / (math.) given / suppose / if

Reference definitions from CC-CEDICT.