pygidium /pī-gidˈi-əm or pī-jidˈi-əm/ (zoology)

1. In insects, the tergum of the last abdominal somite
2. The tail-shield of a trilobite

pygidˈial adjective

• bigamists
• bigamous
• bigamously
• bigamy
• bigarade
• bigarades
• bigarade sauce
• big bad
• big bads
• big band
• big-band
• big bands
• big bang
• Big Bang
• Big Bang theory
• Big Beat
• big-bellied
• Big Ben
• Big Bertha
• Big Blue
• Big Board
• big-box
• Big Brother
• Big Brotherism
• big bucks