- the act or condition of floating; specif., the act of beginning or financing a business, etc., as by selling an entire issue of bonds, securities, etc.
- the capacity to stay on the surface of soft material, as sand or snow: said of a tire on a motor vehicle
- Mining a method of ore separation in which finely powdered ore is introduced into a bubbling solution to which oils are added: certain minerals float on the surface, and others sink
Origin of flotationearlier floatation, respelled as if ; from French flottaison
- also float·a·tion a. The act, process, or condition of floating. Also called flotage.b. The act or an instance of launching or initiating, especially the floating of stocks or bonds.c. The capability, especially of a vehicle tread or tire, to remain on top of a soft surface, such as sand, wet ground, or snow.
- The process of separating different materials, especially minerals, by agitating a pulverized mixture of the materials with water, oil, and chemicals. Differential wetting of the suspended particles causes unwetted particles to be carried by air bubbles to the surface for collection.