spiritual

Literal Meaning of Guru
The word ‘Guru’ is derived from the Sanskrit language and has a deep spiritual meaning. Its two syllables 'Gu' and 'Ru' that stands for the following:
'Gu' denotes the spiritual ignorance that most of humankind is in.
'Ru' represents the radiance of spiritual knowledge that dispels the spiritual ignorance.
In short, the Guru is the One who dispels the darkness of spiritual ignorance in humanity and bestows upon them spiritual experiences and spiritual knowledge.
For more on the Guru principle, please visit:
http://www.spiritualresearchfoundation.org/spiritualresearch/spiritualscience/guru