(Hinduism) A legendary bard and scholar, one of nine Prajapatis, a son of Brahma, said to be ancestor of some Brahmins. Atri is one of the Saptarishi (Seven Great Sages) in the seventh, i.e. the present Manvantara.
References
Puranic Encyclopedia: a comprehensive dictionary with special reference to the epic and Puranic literature, Vettam Mani, Motilal Banarsidass, Delhi, 1975, p.74-76 .