om
/əʊm/noun
- Hinduism & Tibetan Buddhism a mystic syllable, considered the most sacred mantra. It appears at the beginning and end of most Sanskrit recitations, prayers, and texts.【印度教, 藏传佛教】唵（一个神秘的音节, 被看做最神圣的符咒, 出现于大多数梵文吟诵、祈祷和文章的开头、结尾）。
词源
Sanskrit, sometimes regarded as three sounds, a-u-m, symbolic of the three major Hindu deities.