According to oxford dictionary
the belief in and worship of a superhuman controlling power , especially a personal God or gods:ideas about the relationship between science and religion
[count noun] a particular system of faith and worship:the world’s great religions
[count noun] a pursuit or interest followed with great devotion:consumerism is the new religion
In Islam the Word “Deen” is used instead of “religion”which imparts a significant and logical meaning than the word “religion”
Dīn (also Deen), an Arabic term (دين) meaning “way of life” or “code of life”.