Trailokya (Sanskrit: त्रैलोक्य; Kannada: ತ್ರೈಲೋಕ್ಯ; Pali: tiloka, Tibetan: khams gsum; Chinese: 三界; Vietnamese: Tam Giới) literally means "three worlds".
[4] Various schemas of three realms (tri-loka) appear in the main Indian religions of Hinduism, Buddhism and Jainism.
Traditional The concept of three worlds has a number of different interpretations in Hindu cosmology.
In Buddhism, the three worlds refer to the following destinations for karmic rebirth: According to Theravada Buddhism, these are all the realms of existence outside of nirvana, which transcends all three realms.
[10] The early Jain contemplated the nature of the earth and universe and developed a detailed hypothesis on the various aspects of astronomy and cosmology.