phragma
noun
phrag·ma
ˈfragmə
plural phragmata
-mətə,
-mətə
also phragmas 1
: a septum or partial diaphragm
especially : an infolded part or inwardly extending process of the walls of the thorax of an insect or other arthropod
2
: a false dissepiment in a plant ovary
Word History
Etymology
New Latin, from Greek phragma fence, from phrassein, phrattein to enclose, fence in