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foramen magnum

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noun fo·ra·men mag·num \fə-ˌrā-mən-ˈmag-nəm\

Definition of foramen magnum

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



Origin and Etymology of foramen magnum

New Latin, literally, large opening


First Known Use: 1857


Medical Dictionary

foramen magnum

play
noun foramen mag·num \-ˈmag-nəm\

Medical Definition of foramen magnum

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



Illustration of foramen magnum


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