Manas: Definition

The seat of mentation and egoic consciousness; in humanity Manas is the human person, the reincarnating ego, immortal in essence, enduring in its higher aspects through the entire manvantara. When imbodied, manas is dual, gravitating toward buddhi in its higher aspects and in its lower aspects toward kama. The first is intuitive mind, the second the animal, ratiocinative consciousness, the lower mentality and passions of the personality.