floatation

noun

1. 1

   A state of floating, or being afloat.

2. 2

   The ability (as of a tire or snowshoes) to stay on the surface of soft ground or snow.

3. 3

   (chemical engineering) A process of separating minerals by agitating a mixture with water and detergents etc; selected substances being carried to the surface in air bubbles.

4. 4

   The launching onto the market of a tranch of stocks or shares, usually a new issue.