4 entries under expression topic. ×
| gas mask(noun, ventilator, respirator) | |
| iron lung(noun, ventilator, respirator) | |
| life support machine(noun, idiom, ventilator, respirator) | |
| oxygen mask(noun, ventilator, respirator) |
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Breathing_apparatus on
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| APA | Smart Define. (2013). breathing apparatus thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/breathing_apparatus/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "breathing apparatus thesaurus" https://smartdefine.org/breathing_apparatus/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2013, breathing apparatus thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/breathing_apparatus/thesaurus/synonyms>. |
| MLA | Smart Define. "breathing apparatus thesaurus" 19 May 2013. Web. 25 September 2026. <https://smartdefine.org/breathing_apparatus/thesaurus/synonyms> |