Adjective: supercool ,soo-pu(r)'kool
Usage: informal
Usage: informal
- Extremely fashionable, impressive, or excellent
"That new electric car looks supercool"
- (physics) to cool a substance below its transition temperature without that transition occurring, especially cooling a liquid below its freezing point while it remains liquid
"They supercooled the water to -10°C without it turning to ice"
Derived forms: supercooled, supercools, supercooling
Encyclopedia: Supercool