Adjacent Words

foramen definitions

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WordNet (r) 3.0 (2005)

n
1: a natural opening or perforation through a bone or a membranous structure [syn: foramen, hiatus]

Merriam Webster's

noun (plural foramina or foramens) Etymology: Latin foramin-, foramen, from forare to bore — more at bore Date: 1671 a small opening, perforation, or orifice ; fenestra • foraminal or foraminous adjective

Oxford Reference Dictionary

n. (pl. foramina) Anat. an opening, hole, or passage, esp. in a bone. Derivatives: foraminate adj. Etymology: L foramen -minis f. forare bore a hole

Webster's 1913 Dictionary

Foramen 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.

Soule's Dictionary of English Synonyms

n. (Anat. and Bot.) Hole, orifice, perforation, opening.