perineuritis
/ˌpɛrɪnjʊˈrʌɪtɪs/ /ˌpɛrɪnjʊəˈrʌɪtɪs/Medicine
noun
Originally: †inflammation of the peripheral portion of the optic disc or of the adjacent retina (obsolete ). In later use: inflammation of the perineurium of a nerve or nerves.
Origin
Late 19th century; earliest use found in The Lancet. From peri- + neuritis. In later use after perineurium.