Dictionary

medulla

noun me·dul·la \mə-ˈdə-lə\
plural me·dul·las or me·dul·lae\-(ˌ)lē, -ˌlī\

Definition of MEDULLA

1
plural medullae
a :  bone marrow
b :  medulla oblongata
2
a :  the inner or deep part of an animal or plant structure <the adrenal medulla>
b :  myelin sheath
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Origin of MEDULLA

Middle English, from Latin
First Known Use: 15th century
Medical Dictionary

medulla

noun me·dul·la \mə-ˈdəl-ə, -ˈdl-\
plural me·dul·las or me·dul·lae \-(ˌ)ē, -ˌī\

Medical Definition of MEDULLA

1
plural medullae a :  bone marrow b :  medulla oblongata
2
a :  the inner or deep part of an organ or structure <the adrenal medulla> b :  myelin sheath

Illustration of MEDULLA

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