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

• tonic waters
• tonier
• tonies
• Tonies
• toniest
• tonight
• tonights
• toning
• tonings
• toning table
• toning tables
• tonish
• tonishly
• tonishness
• tonishnesses
• tonite
• tonites
• tonk
• tonka-bean
• tonka-beans
• tonked
• tonker
• tonkers
• tonking
• tonks