foramen

noun
fo·​ra·​men | \fə-ˈrā-mən \
plural foramina\ fə-​ˈra-​mə-​nə \ or foramens\ fə-​ˈrā-​mənz \

Definition of foramen 

: a small opening, perforation, or orifice : fenestra

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Other Words from foramen

foraminal \ fə-​ˈra-​mə-​nᵊl \ or foraminous \ fə-​ˈra-​mə-​nəs \ adjective

Examples of foramen in a Sentence

Recent Examples on the Web

Another view of the monitor lizard skull fossil fragment, on which both the parietal and pineal foramina are visible (in yellow). Amina Khan, latimes.com, "If two eyes are good, four were even better for this lizard species," 3 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'foramen.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of foramen

1672, in the meaning defined above

History and Etymology for foramen

Latin foramin-, foramen, from forare to bore — more at bore

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Time Traveler for foramen

The first known use of foramen was in 1672

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More Definitions for foramen

foramen

noun
fo·​ra·​men | \fə-ˈrā-mən \
plural foramina\ -​ˈram-​ə-​nə \ or foramens\ -​ˈrā-​mənz \

Medical Definition of foramen 

: a small opening, perforation, or orifice : fenestra sense 1

Other Words from foramen

foraminal \ fə-​ˈram-​ən-​ᵊl \ adjective

More from Merriam-Webster on foramen

Britannica.com: Encyclopedia article about foramen

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