gas mask

== English == === Alternative forms === gasmask === Pronunciation === (Received Pronunciation) IPA(key): /ɡæs mɑːsk/ (General American, UK) IPA(key): /ɡæs mæsk/ === Noun === gas mask (plural gas masks) A covering for the face with a filter to protect the user from poison gas. ==== Derived terms ==== ==== Translations ==== === Further reading === gas mask on Wikipedia.Wikipedia gas mask on the Simple English Wikipedia.Wikipedia simple