manas

[apte] n. [manyate'nena, man karaṇe asun] 1 The mind, heart, understanding, perception, intelligence; as in sumanas, durmanas &c --2 (In phil.) The mind or internal organ of perception and cognition, the instrument by which objects of sense affect the soul; (in Nyāya phil. manas is regarded as a Dravya or substance, and is distinct from ātman or the soul); tadeva su- khaduḥkhādyupalabdhisādhanamiṃdriyaṃ pratijīvaṃ...