pidgin

English Thesaurus

1. an artificial language used for trade between speakers of different languages (noun.communication)

hypernym	:	artificial language,
definition	:	a language that is deliberately created for a specific purpose (noun.communication)

hyponym	:	chinook jargon, oregon jargon,
definition	:	a pidgin incorporating Chinook and French and English words; formerly used as a lingua franca in northwestern North America (noun.communication)