Antonyms of noun medulla

1 of 3 senses of medulla

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

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

3 senses of medulla

Sense 1
myelin, myeline, medulla -- (a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers)
       => fat -- (a soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides); "pizza has too much fat")

Sense 2
medulla oblongata, medulla, bulb -- (lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning")
       => neural structure -- (a structure that is part of the nervous system)

Sense 3
medulla -- (the inner part 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)