Fornix definition

fôrnĭks
Frequency:
An archlike anatomical structure or fold, such as the arched band of white matter beneath the corpus callosum of the brain.
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Any of several anatomical arches or folds, such as the vault of the pharynx or the upper part of the vagina.
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An archlike anatomical structure or fold, such as the arched band of white matter beneath the corpus callosum of the brain.
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(anatomy) An archlike structure or fold.
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(anatomy) Specifically, the arched bundle of fibres or axons at the base of the brain.
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Other Word Forms

Noun

Singular:
fornix
Plural:
fornices

Origin of fornix

  • Latin arch, vault gwher- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition