ventilator ventilative • ventilatory · · · Info · Definitions · Synonyms · Characters · · ventilator · · Text Latin · · Script 10 · · Length 4 · · Syllables Definitions · · · (noun) a device (such as a fan) that introduces fresh air or expels foul air. · · Noun Definition 1 (noun) a device that facilitates breathing in cases of respiratory failure. Synonyms: breathing device, breathing apparatus, breathing machine. · · Noun Definition 2 Synonyms · · · breathing device · · Synonym 1 breathing apparatus · · Synonym 2 breathing machine · · Synonym 3 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076