a. The belief in and reverence for a supernatural power or powers, regarded as creating and governing the universe: respect for religion.
b. A particular variety of such belief, especially when organized into a system of doctrine and practice: the world's many religions.
c. A set of beliefs, values, and practices based on the teachings of a spiritual leader.
2. The life or condition of a person in a religious order: a widow who went into religion and became a nun.
3. A cause, principle, or activity pursued with zeal or conscientious devotion: a person for whom art became a religion.
get religion Informal
1. To become religious or devout.
2. To resolve to end one's immoral behavior.
[Middle English religioun, from Old French religion, from Latin religiō, religiōn-, perhaps from religāre, to tie fast; see RELY.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.