D defs.my
Entry 2 senses Webster, 1913

Lingua Franca

/(lĭṉ"gwȧ frăṉ"kȧ)/ · Lin·gua Fran·ca · IPA /ˈlɪŋ.ɡwə ˈfɹæŋ.kə/
01 n. The commercial language of the Levant, -- a mixture of the languages of the people of the region and of foreign traders.
  1. 1.
    The commercial language of the Levant, -- a mixture of the languages of the people of the region and of foreign traders.
  2. 2.
    Any hybrid or other language used over a wide area as a common or commercial tongue among peoples of different speech.