methacholine
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English
[edit]Alternative forms
[edit]Etymology
[edit]From meth(yl) + -a- + choline.
Pronunciation
[edit]- (Received Pronunciation) IPA(key): /mɛθ.əˈkəʊ.liːn/
- (General American) IPA(key): /ˌmɛθ.əˈkoʊˌlin/
Noun
[edit]methacholine (uncountable)
- (pharmacology) A choline derivative with parasympathomimetic activity that can induce bronchoconstriction in asthmatics and is used in tests of airway responsiveness; O-acetyl-β-methylcholine, C8H18NO2+.
Derived terms
[edit]Translations
[edit]synthetic choline ester
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References
[edit]- “methacholine”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “methacholine”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.