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[lat-er-uh-luh-zey-shuh n] /ˌlæt ər ə ləˈzeɪ ʃən/

functional specialization of the brain, with some skills, as language, occurring primarily in the left hemisphere and others, as the perception of visual and spatial relationships, occurring primarily in the right hemisphere.

lateralization lat·er·al·i·za·tion (lāt’ər-ə-lĭ-zā’shən)
Localization of function attributed to either the right or left side of the brain.


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  • Lateral line system

    noun 1. a system of sensory organs in fishes and aquatic amphibians consisting of a series of cells on the head and along the sides of the body that detect pressure changes and vibrations

  • Lateral-lisp

    noun, Phonetics. 1. See under (def 2). [lisp] /lɪsp/ noun 1. a speech defect consisting in pronouncing s and z like or nearly like the th- sounds of thin and this, respectively. 2. Phonetics. any unconventional articulation of the sibilants, as the pronunciation of s and z with the tongue between the teeth (lingual protrusion […]

  • Lateral longitudinal stria

    lateral longitudinal stria n. A thin longitudinal band of nerve fibers accompanied by gray matter located near each outer edge of the upper surface of the corpus callosum under the cingulate gyrus.

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