gladiolus

glad·i·o·lus

noun \ˌglad-ē-ˈō-ləs\

plural glad·i·o·li \-(ˌ)lē, -ˌlī\

Definition of GLADIOLUS

: the large middle portion of the sternum lying between the upper manubrium and the lower xiphoid process—called also mesosternum

Illustration of GLADIOLUS