supercool

From super- +‎ cool.

• enPR: so͞o′pər-ko͞ol′
• (Received Pronunciation) IPA^(key): /ˈsuː.pəˌkuːl/
• (General American, Canada) IPA^(key): /ˈsu.pəɹˌkul/

  Audio (US):

  (file)

• (General Australian) IPA^(key): /ˈsʉː.pəˌkʉːl/
• (New Zealand) IPA^(key): /ˈsʉː.pɐˌkʉːl/
• (Scotland) IPA^(key): /ˈsʉ.pəɹˌkʉl/
• (India) IPA^(key): /ˈsuː.pɜʳˌkuːl/
• Hyphenation: su‧per‧cool

supercool (third-person singular simple present supercools, present participle supercooling, simple past and past participle supercooled)

2. (physics) To cool a material below its transition temperature without that transition occurring.

   Synonym: undercool

supercool (comparative more supercool, superlative most supercool)

2. (informal) Very cool; thoroughly excellent, relaxed, or fashionable.
   • 2009, Bob LeVitus, Mac OS X Snow Leopard For Dummies, page 323:

     On to how to access your Home folder from a remote Mac — a supercool feature that's only bound to get more popular as the Internet continues to mature.

Borrowed from English supercool. By surface analysis, super- +‎ cool.

• IPA^(key): /ˈsy.pər.kul/, /ˈsy.pər.kuːl/

• Audio:

  (file)

• Hyphenation: su‧per‧cool

supercool (not comparable)

1. (informal) supercool (very cool)