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Adjective: supercool  ,soo-pu(r)'kool
Usage: informal
  1. Extremely fashionable, impressive, or excellent
    "That new electric car looks supercool"
Verb: supercool  ,soo-pu(r)'kool
  1. (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