mesaortitis
noun
mes·aor·ti·tis
| \ ˌmes-ˌā-ȯr-ˈtīt-əs
, ˌmēs-
\
, ˌmēs-
\
plural mesaortitides\ -ˈtit-ə-ˌdēz
\
\
Medical Definition of mesaortitis
: inflammation of the middle layer of the aorta