IPA: /ˈkɔːrtɪkli/
KK: /ˈkɔrtɪkli/
In a way that relates to the outer layer of an organ or structure, especially the brain.
The neurons in the brain communicate cortically to process information.
Cortically → It is formed from "cortex" (from Latin *cortex*, meaning bark or outer layer) and the suffix "-ally" (meaning in a manner relating to). The word "cortically" refers to something that is related to or occurring in the outer layer of an organ, particularly the brain.
Think of the 'outer layer' ('cortex') of something, and remember that 'cortically' means in a manner related to that outer layer.