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

• shillabers
• shillalah
• shillalahs
• shilled
• shillelagh
• shillelaghs
• shilling
• shilling dreadful
• shillingless
• shilling mark
• shilling marks
• shillings
• shilling shocker
• shilling shockers
• shillingsworth
• shillingsworths
• shills
• shilly-shallied
• shilly-shallier
• shilly-shallies
• shilly-shally
• shilly-shallying
• shilpit
• shily
• shim