ethmoidal foramen

n.

Either of two foramina, anterior and posterior, formed by grooves on either edge of the ethmoidal notch of the frontal bone and by similar grooves on the ethmoid bone.

Words nearby ethmoidal foramen

ethmoid bone, ethmoid infundibulum, ethmoidal artery, ethmoidal cell, ethmoidal crest, ethmoidal foramen, ethmoidal labyrinth, ethmoidal sinus, ethmoidal vein, ethmoidectomy, ethmoiditis