Dictionary

medulla

noun me·dul·la \mə-ˈdə-lə\

plural me·dul·las or me·dul·lae\-(ˌ)lē, -ˌlī\

Definition of MEDULLA

plural medullae

a : the inner or deep part of an animal or plant structure <the adrenal medulla>

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Middle English, from Latin

First Known Use: 15th century

Medical Dictionary

noun me·dul·la \mə-ˈdəl-ə, -ˈdu̇l-\

plural me·dul·las or me·dul·lae \-(ˌ)ē, -ˌī\

plural medullae a : bone marrow b : medulla oblongata

a : the inner or deep part of an organ or structure <the adrenal medulla> b : myelin sheath

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