physogastric

[ fahy-suh-gas-trik ]
/ ˌfaɪ səˈgæs trɪk /

adjective

pertaining to the swollen, membranous abdomen of certain insects, especially termite and ant queens.

Origin of physogastric

First recorded in 1910–15; physo- + gastric

OTHER WORDS FROM physogastric

phy·so·gas·trism, phy·so·gas·try, noun