lidocaine

L1I1D2O1C3A1I1N1E1
UK/ˈlɪd.ə(ʊ).keɪn/US/ˈlaɪ.dəˌkeɪn/

noun

A crystalline compound, C₁₄H₂₂N₂O, that is used in the form of its hydrochloride as a local anesthetic and as an antiarrhythmic agent.

Similar
lignocaineXylocaine
Less commonScrabble 12
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Meanings

nounlidocaine (countable and uncountable, plural lidocaines)

plural lidocaines

  1. countableuncountablechemistryA crystalline compound, C₁₄H₂₂N₂O, that is used in the form of its hydrochloride as a local anesthetic and as an antiarrhythmic agent.

    In addition, 0.5 ml of 1% lidocaine HCl was injected subcutaneously in the postauricular area for local anesthesia.

    2015 August 27, “Intracochlear Bleeding Enhances Cochlear Fibrosis and Ossification: An Animal Study”, in PLOS ONE, →DOI

    Synonyms: lignocaine

Synonyms & antonyms

nounA crystalline compound, C₁₄H₂₂N₂O, that is used in the form of its hydrochloride as a local anesthetic and as an antiarrhythmic agent.

Similar
lignocaine

More synonyms by meaning

nouna local anesthetic (trade names Lidocaine and Xylocaine) used topically on the skin and mucous membranes

Similar
Xylocaine
Broader
local anestheticlocal anaestheticlocal
Also see
lignocainexylocaine

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From (acetani)lid(e) + -o- + -caine, from cocaine.

Full word history & related roots →

Translations

Catalan lidocaïna
  • lidocaïnalocal anesthetic
Chinese Mandarin 利多卡因
  • 利多卡因 (lìduōkǎyīn)local anesthetic
Finnish lidokaiini
  • lidokaiinilocal anesthetic
French lidocaïne
  • lidocaïnelocal anesthetic
German Lidocain
  • Lidocainlocal anesthetic
Greek λιδοκαΐνη
  • λιδοκαΐνη (lidokaḯni)local anesthetic
Hungarian lidokain
  • lidokainlocal anesthetic
Italian lidocaina
  • lidocainalocal anesthetic
Japanese リドカイン
  • リドカインlocal anesthetic
Korean 리도카인
  • 리도카인 (ridokain)local anesthetic
Polish lidokaina
  • lidokainalocal anesthetic
Portuguese lidocaína
  • lidocaínalocal anesthetic
Romanian lidocaină
  • lidocainălocal anesthetic
Russian лидокаи́н
  • лидокаи́н (lidokaín)local anesthetic
Spanish lidocaína
  • lidocaínalocal anesthetic

Rhymes & wordplay

Anagrams

oleacinidcoliadine
Cite this entry
APA

lidocaine. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/lidocaine

MLA

“lidocaine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/lidocaine. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “lidocaine,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/lidocaine.

Source: lidocaine on Wiktionary, CC BY-SA 4.0.