longitudinal fissure

a deep groove that marks the division between the left and right cerebral hemispheres of the brain. At the bottom of the groove, the hemispheres are connected by the corpus callosum. Also called interhemispheric fissure; sagittal fissure.

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Psychology term of the day

December 18th 2024

psyching up

undertaking a series of activities for the purpose of getting into an ideal performance state for an event, such as a competition or an examination.