lidocaine

noun

li·​do·​caine ˈlī-də-ˌkān 

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

Examples of lidocaine in a Sentence

Recent Examples on the Web

When the bodies of unidentified young men start to show up around the city, beaten and full of the anaesthetic lidocaine, DCI Jeanette Kilburn (Myles) and partner DI Lou Stanley (Scott) are on the hunt for the killer. —Lily Ford, The Hollywood Reporter, 27 Nov. 2024

Herpes: Painful blisters around the mouth or genitals from herpes may benefit from cool compresses, cold sore creams, or lidocaine for relief. —Susan Bard, Verywell Health, 27 Sep. 2024

Procedures and surgeries used to stop ringing in the ears can include: Lidocaine injections: Local anesthetic medications like lidocaine block nerve signals in the skin to prevent pain. —Carley Millhone, Health, 20 Oct. 2024

Lidocaine iontophoresis: During this procedure, lidocaine solution is inserted into the ear canal. —Carley Millhone, Health, 20 Oct. 2024

Word History

Etymology

acetanilid + -o- + -caine

First Known Use

circa 1949, in the meaning defined above

Medical Definition

lidocaine

noun

li·​do·​caine ˈlīd-ə-ˌkān 

: a crystalline compound C₁₄H₂₂N₂O used as a local anesthetic often in the form of its hydrochloride C₁₄H₂₂N₂O·HCl

called also lignocaine

see xylocaine