The soft inner part of something, especially the pith of a fruit. / (anatomy) The inner substance of various organs and structures, especially the marrow of bones.

plural of medulla

plural of medulla

(neuroanatomy, anatomy) The lower portion of the brainstem.

(anatomy) The innermost region of the kidney, arranged into pyramid like structures, consisting of the collecting tubules, Henle's loop, vasa rectae, venulae rectae and the medullary capillary plexus

plural of renal medulla

plural of renal medulla

(anatomy) Myelinated. / (anatomy) Having a medulla.

Having a medulla; medullated / Composed of myelin; myelinated

(anatomy) Pertaining to, consisting of, or resembling, marrow or medulla / (anatomy) Relating to the medulla oblongata / (botany) Filled with spongy pith; pithy