（vaipulya， maha^-vaipulya）. 'Great and broad.' （1） A term for the true principle awakened to by the Buddha. In some Huayan interpretations， 大 means essence， 方 means aspects， and 广 refers to function. （2） The great vaipulyas or sutras of Maha^ya^na. Vaipulya is extension， spaciousness， widespread. This term suggests the broadening of the basis of Buddhism， as found in Maha^ya^na. The vaipulya works are styled sutras， as the broad doctrine of universalism， differing from the traditional account of his discourses， is put into the mouth of the Buddha in a more universal aspect. （3） In the introduction to his commentary to the Sutra of Perfect Enlightenment 圆觉经， Kihwa 己和 devotes much energy to the explanation of this word， explaining da 大 to mean initial enlightenment， fang 方 to mean corrective practices with which one's enlightenment is enhanced and guang 广 as the compassionate extension of one's enlightenment to others.