adjective
Definition: Not cooled enough to reach a stable state, often used in scientific contexts to describe a substance that remains in a liquid state below its normal freezing point.
Example: The liquid was undercooled, remaining in a liquid state even at temperatures below freezing.
verb
Definition: To cool something to a temperature that is lower than its normal or expected level, often without freezing it.
Example: The liquid was undercooled before it was poured into the mold.