methylated spirit
noun🔊/ˌmeθəleɪtɪd ˈspɪrɪt/
🔊/ˌmeθəleɪtɪd ˈspɪrɪt/
(also methylated spirits)
(also informal meths especially in British English)
[uncountable]a type of alcohol that is not fit for drinking, used as a fuel for lighting and heating and for cleaning off dirty marks 变性酒精，甲基化酒精（不适宜饮用，用作照明、加热燃料或清洗剂）