Fo*ra"men (?), n.; pl. L. Foramina (#), E. Foramines (#). [L., fr. forare to bore, pierce.]

A small opening, perforation, or orifice; a fenestra.

Foramen of Monro Anat., the opening from each lateral into the third ventricle of the brain. -- Foramen of Winslow Anat., the opening connecting the sac of the omentum with the general cavity of the peritoneum.

 

© Webster 1913.

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