Noun
a cylinder with prayers written on it; each revolution counts as uttering the prayers; used especially by Buddhists in Tibet
Source: WordNetEach revolution is as meritorious as reading the inscription aloud as many times as it is written on the scroll, and this means that the more Om Mani Padme Hum mantras that are inside a prayer wheel, the more powerful it is. Source: Internet
Intoning the mani mantra with mindfulness and the "Bodhicitta" motivation dramatically enhances the effects of the prayer wheel. Source: Internet
Butter-lamp-powered prayer wheel. Source: Internet
Simply touching a prayer wheel is said to bring great purification to negative karmas and obscurations. Source: Internet
The light emitted from the prayer wheel then purifies the negative karmas of the living beings it touches. Source: Internet
The so-called "prayer wheel" is still available in flight shops, and remains widely used. Source: Internet