noxious+exhalation
21malaria — ma*la ri*a, n. [It., contr. fr. malaaria bad air. See {Malice}, and Air.] 1. Air infected with some noxious substance capable of engendering disease; esp., an unhealthy exhalation from certain soils, as marshy or wet lands, producing fevers;… …
22mephitis — noun Etymology: Latin Date: 1683 a noxious, pestilential, or foul exhalation from the earth; also stench …
23Chronic obstructive pulmonary disease — Classification and external resources Gross pathology of a lung showing centrilobular type emphysema characteristic of smoking. This close up of the fixed, cut lung surface shows multiple cavit …
24Queensland lungfish — Temporal range: 100–0 Ma …
25effluvium — effluvial, adj. /i flooh vee euhm/, n., pl. effluvia / vee euh/, effluviums. a slight or invisible exhalation or vapor, esp. one that is disagreeable or noxious. [1640 50; < L, equiv. to ef EF + fluv , base of fluere to flow (see EFFLUENT) + ium… …
26fume — fumeless, adj. fumelike, adj. fumer, n. fumingly, adv. /fyoohm/, n., v., fumed, fuming. n. 1. Often, fumes. any smokelike or vaporous exhalation from matter or substances, esp. of an odorous or harmful nature: tobacco fumes; noxious fumes of… …
27gas mask — a masklike device containing or attached to a component that filters the air inhaled by the wearer through charcoal and chemicals, for protecting the face and lungs against noxious gases and fumes, as in warfare or in certain industrial processes …
28mephitis — /meuh fuy tis/, n. 1. (in nontechnical use) a noxious or pestilential exhalation from the earth, as poison gas. 2. any noisome or poisonous stench. [1700 10; < L mephitis, mefitis; cf. Oscan Mefit(eí) the goddess of such exhalations] * * * …
29vapor — vaporable, adj. vaporability, n. vaporer, n. vaporless, adj. vaporlike, adj. /vay peuhr/, n. 1. a visible exhalation, as fog, mist, steam, smoke, or noxious gas, diffused through or suspended in the air: the vapors rising from the bogs. 2.… …
30miasma — Synonyms and related words: BO, afterdamp, bad breath, bad smell, blackdamp, body odor, breath, chokedamp, cloud, coal gas, damp, effluvium, exhalation, exhaust, exhaust gas, fetid air, fetidity, fetidness, fetor, firedamp, flatus, fluid, foul… …
