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

(botany) A thin layer surrounding the pith.

plural of medullary sheath

plural of medullary ray

(botany) any of the bands of cells in various trees extending across the wood from the pith to the bark / (anatomy) the middle part of a cortical lobule in the kidney

(anatomy) The tapered lower end of the spinal cord.