lateralization

[lat-er-uh-luh-zey-shuh n]

noun

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.

Origin of lateralization

First recorded in 1885–90; lateral + -ization

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

lateralization in Medicine

(lăt′ər-ə-lĭ-zā′shən)

Localization of function attributed to either the right or left side of the brain.