Refers to the main language spoken by an individual or group.

The first or most significant language learned by an individual from childhood.

प्राथमिक भाषा

English Usage: For many children in bilingual homes, their primary language is determined by the language used by their parents.

Hindi Usage: बहुभाषी घरों में कई बच्चों के लिए, उनकी प्राथमिक भाषा उन भाषाओं द्वारा निर्धारित होती है जो उनके माता-पिता द्वारा बोली जाती हैं।

A language that is used predominantly in a specific context or region.

मुख्य भाषा

English Usage: English is her primary language.

Hindi Usage: अंग्रेजी उसकी मुख्य भाषा है।