infracortical

in·fra·cor·ti·cal

(in'fră-kōr'ti-kăl),

Beneath the cortex of an organ, mainly the brain or kidney. See: subcortical.

infracortical

(ĭn″fră-kor′tĭ-kăl) [″ + cortex, rind]

Beneath the cortex of any organ.