Synonyms of MEDULLAS

noun

1. a white fatty substance that forms a medullary sheath around the axis cylinder of some nerve fibers

   • MYELIN11
   • MYELINE12
   • MEDULLA10

2. lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata)

   • MEDULLA10
   • BULB8

   Also: medulla oblongata.

3. the inner part of an organ or structure in plant or animal

   • MEDULLA10