A receptacle containing ice and water (sometimes salt) that is used to lower something's temperature, or to keep it cold.
Ice-bath Sentence Examples
One of the chief difficulties in the practical use of the Bunsen calorimeter is the continued and often irregular movement of the mercury column due to slight differences of temperature, or pressure between the ice in the calorimeter and the ice bath in which it is immersed.
If the vacuum jacket is silvered inside, radiation also is reduced to such an extent that, if the vacuum is really good, the external ice bath may be dispensed with for the majority of purposes.
For liquids, this could mean putting it in a shallow container and letting it cool off or putting the container into an ice bath.