foramen magnum


fo·ra·men mag·num

noun \fə-ˌrā-mən-ˈmag-nəm\

Definition of FORAMEN MAGNUM

:  the opening in the skull through which the spinal cord passes to become the medulla oblongata

Origin of FORAMEN MAGNUM

New Latin, literally, large opening
First Known Use: 1857

foramen mag·num

noun \-ˈmag-nəm\   (Medical Dictionary)

Medical Definition of FORAMEN MAGNUM

: the opening in the skull through which the spinal cord passes to become the medulla oblongata

Illustration of FORAMEN MAGNUM

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