What is the name of biggest part human brain!!?

Cerebrum.

The cerebrum, also known as the cerebral cortex or the cerebral hemispheres, is the largest and most complex part of the human brain. It is responsible for a wide range of cognitive functions, including thought, language, memory, and consciousness. The cerebrum is divided into two hemispheres, the left and right, which are further subdivided into four lobes: the frontal lobe, parietal lobe, temporal lobe, and occipital lobe.

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