Wiktionary
n. (context Hinduism English) A transpersonal faculty of mind higher than the rational mind that might be translated as ‘intuitive intelligence’ or simply ‘higher mind’. It is ‘that which knows’, ie. able to discern truth from falsehood.
Wikipedia
Buddhi is a Vedic Sanskrit word that means the intellectual faculty and the power to "form and retain concepts, reason, discern, judge, comprehend, understand".
Usage examples of "buddhi".
Brothers, sisters, cousins-ten of them had gone, and now the buddhi was calling her, too.
She had not been aware of dozing off, but the sudden return of her terror told her that it had been absent and therefore she must have been asleep, She had slept very little since the buddhi had begun tormenting her, two days before.
Never had she felt so clear a satori, never had the buddhi shouted so loud-and Jathro was much too acute to have missed her reaction.
Now she could feel another satori stirring-somehow she did not think it was the same one, although the buddhi was never specific.
Alva stopped, struggling to consider the new problem rationally-not that anyone ever had managed to explain the buddhi rationally.
It had been then, at fourteen, that Alya had first really felt the agony of the buddhi, the first time she had truly understood that one day it would carry her away also.
Whatever the buddhi wanted, apparently it was not going to drive her to coitus with him.
My buddhi would only worry about those twenty minutes, and some dangers may not show up for years.
Willoughby had met most of the royal Banzarakians who had passed through Nauc in the last twenty-five years en route to Cainsville and worlds unknown, and he recognized the innate arrogance-but who would not walk tall after being reared on royal jelly and guided by the buddhi, the finger of God?
She had used him, yes-or her buddhi had-but now that he was no longer available, she was sure that what she had begun to feel for him near the end had been something she had never felt for a man before.
Cedric might be important, but obviously he ranked a distant second as far as the buddhi was concerned.
You may put the knowledge into an intellectual form by the Buddhi or intellect, but the knowledge is essentially by identity.
While Tamara went into the forest to gather wildflowers for the blue vase that stood in the meditation room, he set out the candelabra and burned incense, the marvellously pungent buddhi sticks that cleansed the air of positive ions, dirt, noxious chemicals, or any sort of gaseous pollution.
We have to attain to Buddhi, which is wisdom, before we can pass on to Buddhahood which is wisdom and knowledge.
This is the start of the Buddhi, and the Eastern name for this fourth Kosha is Vijnanamayakosha.