Advertisement

Advertisement

foramen magnum

[ mag-nuhm ]

noun

, Anatomy.
  1. the large opening in the base of the skull forming the passage from the cranial cavity to the spinal canal.


foramen magnum

noun

  1. the large opening at the base of the skull through which the spinal cord passes
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Discover More

Word History and Origins

Origin of foramen magnum1

1880–85; < New Latin: literally, great hole
Discover More

Word History and Origins

Origin of foramen magnum1

New Latin: large hole
Discover More

Example Sentences

The shape of the opening at the base of its skull—the foramen magnum—suggested Sahelanthropus balanced its head on top of a vertical neck, similar to upright walkers such as today’s humans.

When his brain swelled, the portion of his cerebellum that was herniating through the foramen magnum became compressed and presented with sever occipital headaches.

They resemble moorei in the shape and size of the tympanic bullae, and are intermediate in the size and shape of the foramen magnum.

The basal line of the cranium from the lower border of the foramen magnum to the incisor border of the palate is nearly straight.

B to B' Postpalatal length.—From posterior margin of hard palate to anterior margin of foramen magnum.

Advertisement

Advertisement

Advertisement

Advertisement


foramenforaminate