phenothiazine

noun

phe·​no·​thi·​a·​zine ˌfē-nō-ˈthī-ə-ˌzēn How to pronounce phenothiazine (audio)
1
: a greenish-yellow crystalline compound C12H9NS used as an anthelmintic and insecticide especially in veterinary practice
2
: any of various phenothiazine derivatives (such as chlorpromazine) that are used as tranquilizing agents especially in the treatment of schizophrenia

Examples of phenothiazine in a Sentence

Recent Examples on the Web It's also not recommended for use with the phenothiazine class of antipsychotics, which are used in the treatment of schizophrenia. Jes Skolnik, Allure, 23 Sep. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'phenothiazine.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1894, in the meaning defined at sense 1

Time Traveler
The first known use of phenothiazine was in 1894

Dictionary Entries Near phenothiazine

Cite this Entry

“Phenothiazine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phenothiazine. Accessed 29 Mar. 2024.

Medical Definition

phenothiazine

noun
phe·​no·​thi·​azine ˌfē-nō-ˈthī-ə-ˌzēn How to pronounce phenothiazine (audio)
1
: a greenish yellow crystalline compound C12H9NS used as an anthelmintic and insecticide especially in veterinary practice

called also thiodiphenylamine

2
: any of various phenothiazine derivatives (as chlorpromazine) that are used as tranquilizing agents especially in the treatment of schizophrenia

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