floes — Also called ice floe. a sheet of floating ice, chiefly on the surface of the sea, smaller than an ice field.
glaciers — an extended mass of ice formed from snow falling and accumulating over the years and moving very slowly, either descending from high mountains, as in valley glaciers, or moving outward from centers of accumulation, as in continental glaciers.
icicles — a pendent, tapering mass of ice formed by the freezing of dripping water.
