left brain

American  

noun

1. the cerebral hemisphere on the left side of the corpus callosum, controlling activity on the right side of the body: in humans, usually showing some degree of specialization for language and calculation.

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left brain British  

noun

1. 1. the left hemisphere of the human brain, which is believed to control linear and analytical thinking, decision-making, and language

   2. ( as modifier )

      a left-brain activity

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left brain Scientific  

/ lĕft /

1. The cerebral hemisphere located on the left side of the corpus callosum. The left brain controls activities on the right side of the body, and in humans, usually controls speech and language functions. The thought processes of logic and calculation are generally associated with the left brain.

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left brain Cultural  

1. A popular term that describes the analytic, rational, and straight-line-thinking functions of the left half of the cerebral cortex. (Compare right brain; see brain.)

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