Meaning & use

fornix

noun·Advanced

Last updated

An arch-shaped anatomical structure, such as the bundle of nerve fibers in the brain that connects the hippocampus to other regions.

See it in a sentence

Damage to the fornix can impair a person's ability to form new long-term memories.

The anatomy textbook included a detailed diagram of the brain's fornix.

A note on using this word

Fornix comes from the Latin word for "arch" and is used in anatomy for several different arch-shaped structures in the body, not just in the brain.

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