Broca's convolution


Also found in: Thesaurus, Medical, Encyclopedia.
Related to Broca's convolution: Broca's aphasia, angular gyrus, Paul Broca
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Broca's convolution - the motor speech center in the left hemisphere of the brain in most people
nerve center, nerve centre, center, centre - a cluster of nerve cells governing a specific bodily process; "in most people the speech center is in the left hemisphere"
language area, language zone - a large cortical area (in the left hemisphere in most people) containing all the centers associated with language
References in periodicals archive ?
In November 1861, Broca presented a second case with a circumscribed lesion in the left third frontal convolution, which was named "Broca's convolution" by David Ferrier.
When the patient died in 1861, a postmortem revealed damage to the third convolution on the left frontal lobe of the cerebrum (now known as Broca's convolution).