interlingua
noun
in·ter·lin·gua
ˌintə(r)ˈliŋgwə
plural -s
1
: interlanguage
2
usually capitalized : an artificial interlanguage that is based on the linguistic elements common to English and the chief Romance languages and is promoted by the International Auxiliary Language Association
Word History
Etymology
Italian, from inter- + lingua language, tongue, from Latin