LEARNit Dictionary

mainly

adverb
B1
1
B1
more than anything else; also used to talk about the most important reason for something
عمدتاً, به طور عمده, پیشتر
synonym chiefly, primarily
2
B1
in most cases; used to talk about the largest part of a group of people or things
عمدتاً, به طور عمده, در اکثر موارد
Anorexia is an illness that occurs mainly in adolescents.
The people in the hotel were mainly foreign tourists.