văpōrātĭo, ōnis, f. [vaporo],
a steaming , reeking , steam , vapor (post-Aug.): inundantium aquarum, Sen. Q. N. 6, 11: urinae impubium, Plin. 28, 6, 18, § 65: balinearum, a steam-bath , vapor-bath , id. 28, 4, 14, § 55.—Esp., a fomentation , Cael. Aur. Acut. 1, 17, 171 al.