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Medical Definition of Occipital operculum
1. A portion of the occipital lobe of the brain demarcated by the simian fissure (sulcus lunatus cerebri) when present in humans. (05 Mar 2000)
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1. A portion of the occipital lobe of the brain demarcated by the simian fissure (sulcus lunatus cerebri) when present in humans. (05 Mar 2000)