Dictionary.com
Thesaurus.com

lollo rosso

British  
/ ˈlɒləʊ ˈrɒsəʊ /

noun

  1. a variety of lettuce originating in Italy, having curly red-tipped leaves and a slightly bitter taste

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of lollo rosso

Italian, literally: red husk