Antonyms of noun cortex

1 of 3 senses of cortex

Sense 2
cortex -- (the tissue forming the outer layer of an organ or structure in plant or animal)
       Antonym of medulla (Sense 3)
      => medulla -- (the inner part of an organ or structure in plant or animal)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cortex

3 senses of cortex

Sense 1
cerebral cortex, cerebral mantle, pallium, cortex -- (the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum)
       => neural structure -- (a structure that is part of the nervous system)

Sense 2
cortex -- (the tissue forming the outer layer of an organ or structure in plant or animal)
       => animal tissue -- (the tissue in the bodies of animals)
       => plant tissue -- (the tissue of a plant)

Sense 3
lens cortex, cortex -- (the tissue that surrounds the lens nucleus)
       => animal tissue -- (the tissue in the bodies of animals)