- solid carbon dioxide, which sublimes at –78.5°C: used as a refrigerant, and to create billows of smoke in stage showsAlso called: carbon dioxide snow
WordReference Random House Learner's Dictionary of American English © 2026
ˈdry ˌice, n. [uncountable]
- Chemistry, Trademarksthe solid form of carbon dioxide, used chiefly as a refrigerant:used dry ice to keep the ice cream cold.
Collins Concise English Dictionary © HarperCollins Publishers::
dry ice n
Dry′ Ice′, [Chem., Trademark.]
- Chemistry, Trademarksthe solid form of carbon dioxide, which sublimes at -109.26°F (-78.48°C) and is used chiefly as a refrigerant.
'dry ice' also found in these entries (note: many are not synonyms or translations):