n. [ L. levigatio a smoothing: cf. F. lévigation. ] The act or operation of levigating. [ 1913 Webster ]
n. [ L. levis light in weight. ] [ 1913 Webster ]
1. Lightness; buoyancy; act of making light. Paley. [ 1913 Webster ]
2. The act or process of making buoyant. [ 1913 Webster ]