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乙酰胺吡咯烷酮

yǐ xiān àn bǐ luò wán tóngdictionary entry
DEFINITION CC-CEDICT
(pharmacology) piracetam (C6H10N2O2), a nootropic
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-97a15e73b89ed7e4. Source SHA-256: bbc4b27f26bee1a262f4d7939667a040c7857c7fc0200a2fa7a86d3352a09eae.

Original source entry:

乙酰胺吡咯烷酮 乙酰胺吡咯烷酮 [yi3 xian1 an4 bi3 luo4 wan2 tong2] /(pharmacology) piracetam (C6H10N2O2), a nootropic/

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.

  • 乙
    yǐ

    second of the ten Heavenly Stems 十天干[shí tiān gān] / second in order / letter "B" or Roman "II" in list "A, B, C", or "I, II, III" etc / second party (in legal contract, usually 乙方[yǐ fāng], as opposed to 甲方[jiǎ fāng]) / ethyl / bent / winding / radical in Chinese characters (Kangxi radical 5) / ancient Chinese compass point: 105°

    zhé

    turning stroke (in Chinese characters), aka 折[zhé]

  • 酰
    xiān

    acid radical / -acyl (chemistry)

  • 胺
    àn

    (chemistry) amine / colloquial pr. [ān] / Taiwan pr. [ān]

  • 吡
    bǐ

    used as phonetic bi- or pi-

  • 咯
    gē

    (phonetic)

    lo

    (final particle similar to 了[le], indicating that sth is obvious)

    luò

    to cough up / also pr. [kǎ]

  • 烷
    wán

    alkane

  • 酮
    tóng

    ketone

Reference definitions from CC-CEDICT.