The three-syllabled word of the transcendental mantra (incantation)
A represents God the Dream. U represents God the Dreamer. M represents God the Dreamland.From:Sri Chinmoy,AUM — Vol.II-5, No. 5,6, 27 May-June 27 1978, Vishma Press, 1978
Sourced from https://srichinmoylibrary.com/aum_132