mesarteritis

noun
mes·​ar·​ter·​i·​tis | \ -ˌärt-ə-ˈrīt-əs How to pronounce mesarteritis (audio) \
plural mesarteritides\ -​ˈrit-​ə-​ˌdēz How to pronounce mesarteritides (audio) \

Medical Definition of mesarteritis

: inflammation of the middle layer of an artery

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