(meteorology) A freeze sufficiently long and severe to destroy seasonal vegetation and lead to ice formation in standing water and hard ground. 27°F (-3°C) is considered a threshold in the US.

(meteorology) The altitude at which the temperature of the atmosphere is 0°C at a specific location

simple past tense and past participle of freeze-dry

That has been subjected to the freeze-drying process.

(transitive) To remove volatile liquid from (a substance) by sublimation, normally under vacuum, from the frozen state.

(informal) A pain in the head from eating or drinking something cold; a cold-stimulus headache / (psychology) Failure to remember something, with the sense that recall is imminent.

present participle of quick-freeze

The process of dehydration by sublimation for preservation or convenience.

plural of freezing level

(nonstandard) simple past tense and past participle of deep-freeze