Mo-låsse', n.
n. [Fr. mollasse, from mollasse, flabby, flimsy, from Lat. mollis, soft.] (Geol.) A soft tertiary sandstone;—applied to a rock occurring in Switzerland. Dana.
n. [Fr. mollasse, from mollasse, flabby, flimsy, from Lat. mollis, soft.] (Geol.) A soft tertiary sandstone;—applied to a rock occurring in Switzerland. Dana.