Diffusing Capacity. 1  Diseases associated with increased pulmonary blood flow (e.g., left-to-right intracardiac shunts) 2  Diseases associated with polycythemia. 3  Exercise. 4  Pulmonary hemorrhage. 5  DLCO, diffusing capacity of carbon monoxide.
arrow - a projectile with a straight thin shaft and an arrowhead on one end and stabilizing vanes on the other; intended to be shot from a bow arrowhead - the pointed head or striking tip of an arrow bow and arrow - a weapon consisting of arrows and the bow to shoot them
a small, slender missile that is pointed at one end and usually feathered at the other and is propelled by hand, as in the game of darts, or by a blowgun when used as a weapon. 2. something similar in function to such a missile, as the stinging member of an insect. 3. darts, (used with a singular verb) a game in which darts are thrown at a target usually marked with concentric circles divided into segments and with a bull's-eye in the center.