The process by which air is circulated through or mixed with a substance such as soil or a liquid.
By extension, a process in which other gases (such as carbon dioxide or nitrogen or argon) are circulated through or mixed with a substance (usually liquid), sometimes with the consequence of increasing the transfer of air into the same liquid at the surface due to the induced circulation.
A stable emulsion of water and oil that is created by wave action churning the water where an oil spill occurs.
A styling cream used for hair.
A savory dish, of meat or seafood, containing gelatin.
An airy pudding served chilled, particularly chocolate mousse.
To apply mousse (styling cream).