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

• self-sown
• self-sows
• self-standing
• self-starter
• self-starters
• self-sterile
• self-sterility
• self-studies
• self-study
• self-styled
• self-subdued
• self-substantial
• Sinic
• sinical
• sinicise
• sinicised
• sinicises
• sinicising
• Sinicism
• sinicize
• sinicized
• sinicizes
• sinicizing
• sining
• sinister