Definition of "quarl"

quarl¹

/ˈkwɔː(ɹ)l/

noun
plural quarls
1. (archaic) A medusa or jellyfish.
  Quotations
  The jellied quarl that flings / At once a thousand streaming stings.
  1819, Joseph Rodman Drake, The Culprit Fay
  The quarl wraps around him his long arms.
  1839, American Quarterly Review, volume 19

quarl²

/ˈkwɔː(ɹ)l/

noun
plural quarls
1. A fire-resistant channel for a burner in a boiler or furnace.