Natant

nā′tant, adj. floating on the surface, as leaves of water-plants: ( her. ) in a horizontal position, as if swimming.— n. Natā′tion , swimming.— n.pl. Natatō′res , the swimming-birds.— adj. Natatō′rial , swimming: adapted to swim.— n. Natatō′rium , a swimming-school.— adj. Nā′tatory , pertaining to swimming: having the habit of swimming. [L. natans , -antis , pr.p. of natāre , inten. of nāre , to swim.]