natō āvī, ātus, āre, freq. no, to swim, float: natandi causā venire: natant pisces aequore, O.: Canis per flumen natans, Ph.: natat uncta carina, floats, V.: crura natantia, webbed feet, O.: placidis undis, O.: naufragus natans, tossed about: Nocte natat serus freta, swims, V.: Tiberinum, Iu.: quot piscibus unda natatur, O.
—To spread about, broaden: quā Tiberinus campo liberiore natat, O.
—To swim, overflow, be overflowed: natabant pavimenta vino: plenis Rura natant fossis, are inundated, V.
—Of the eyes, to swim, be feeble, fail: moriens oculis natantibus Circumspexit Athin, O.
—To move about, waver, hover, move to and fro: ante oculos natant tenebrae, O.
—Fig., to fluctuate, waver, be uncertain: in quo tu mihi natare visus es: pars multa (hominum) natat, H.