Trailokya (Sanskrit: त्रैलोक्य; Pali: tiloka, Wylie: khams gsum) has been translated as "three worlds,"[1][2][3][4][5] "three spheres,"[3] "three planes of existence,"[6] "three realms"[6] and "three regions."[4] These three worlds are identified in Hinduism[citation needed] and appear in early Buddhist texts.

In Buddhism, the three worlds refer to the following destinations for karmic rebirth:

According to Helena Blavatsky's posthumously published Theosophical Glossary (1892):