coldboxes
nounUK /ˈkəʊldbɒksɪz/
US /ˈkoʊldbɑːksɪz/
A coldbox is a special box that keeps things cold inside.
We packed the sandwiches and drinks in coldboxes for the picnic.
RELATED WORDS
OTHER MEANINGS
2. In industrial settings, coldboxes are large insulated units used to separate gases at very low temperatures.
The plant's coldboxes separate air into oxygen and nitrogen.
3. In some regions, a coldbox is a small refrigerated cabinet for storing food or samples.
The lab keeps its samples in a coldbox near the bench.
4. A coldbox can be a box-shaped device in heating systems that mixes cold and warm air.
The technician checked the coldbox connected to the furnace.