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English definition of “fornix”

fornix

noun [C]     /ˈfɔː.nɪks/ US  /ˈfɔr.nɪks/ (plural fornices) specialized
any arched structures in the body , especially the fornix of the brain Substances and structures in the body
(Definition of fornix noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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