a cloud of fine particles suspended in a gas a hot vapor containing fine particles of carbon being produced by combustion; "the fire produced a tower of black smoke that could be seen for miles"
Smoke in various concentrations can cause significant problems for people with respiratory ailments It becomes a more universal hazard when visibilities are reduced to ¼ mile or less
The visible exhalation, vapor, or substance that escapes, or expelled, from a burning body, especially from burning vegetable matter, as wood, coal, peat, or the like
Smoke consists of gas and small bits of solid material that are sent into the air when something burns. A cloud of black smoke blew over the city The air was thick with cigarette smoke