/kech"wah, -weuh/ , n. , pl. Quechuas , ( esp. collectively ) Quechua for 2.
1. the language of the Inca civilization, presently spoken by about 7 million people in Peru, Ecuador, Bolivia, Chile, and Argentina.
2. a member of an Indian people of Peru speaking Quechua.
Also, Kechua, Kechuan, Quechuan, Quichua .