Synonyms|3Antonyms|0|Broader|0Narrower|0Related|0

3 entries under noun topic. ×

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gas masks(expression, ventilators)
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respirators
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ventilators
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APASmart Define. (1970). oxygen masks thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/oxygen_masks/thesaurus/synonyms
ChicagoSmart Define. 1970. "oxygen masks thesaurus" https://smartdefine.org/oxygen_masks/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 1970, oxygen masks thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/oxygen_masks/thesaurus/synonyms>.
MLASmart Define. "oxygen masks thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/oxygen_masks/thesaurus/synonyms>