Wiktionary
n. 1 Any language (whether constructed or natural), such as Volapük, Esperanto, Swahili, French, Russian or English, used or intended to be used (locally, regionally, nationally or internationally) for intercommunication by speakers of various other languages. 2 (qualifier: short for) An international auxiliary language. 3 A local minority language which has official recognition. 4 A liturgical language, such as Latin, Sanskrit, or Old Church Slavonic, used in religious services.
Wikipedia
The term auxiliary language is a language which is not the primary or native language of a community. It may refer to:
- an international auxiliary language, a planned, artificial language constructed for international communication, such as Esperanto or International Sign
- a local minority language which has official recognition
- a liturgical language, such as Latin, Sanskrit, or Old Church Slavonic, used in religious services
- a professional, trade, or otherwise secret language such as Kallawaya among Andean herbalists
- an initiation language such as Damin in Australia
- a language of ethnic identity such as Eskayan in the Philippines
Usage examples of "auxiliary language".
Galacta is rooted in Spanglish, the auxiliary language that was beginning to be used for trade and engineering purposes up and down the two Americas in the twentieth century, a devised language formed by taking the intersection of English and Spanish and manipulating that vocabulary by Hispanic grammar - somewhat simplified for the benefit of Anglophonic users of this lingua franca.