The syllable Om

 

The syllable Om1, also known as Aum and Pranava, is the most sacred symbol of Hinduism, Buddhism, Jainism, Sikhism and Zoroastrianism. It is used both as a symbol and as a sound in religious worship, ritual chanting, performance of sacraments and rituals, yoga and tantra. In Hinduism it is venerated as Brāhman in the form of word (askshara) and sound (sabda).