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

• counter-passant
• counterpeise
• counterpeised
• counterpeises
• counterpeising
• counterplea
• counterplead
• counterpleaded
• counterpleading
• counterpleads
• counterpleas
• counterpled
• counter-plot
• counter-plots
• counter-plotted
• counter-plotting
• counterpoint
• counterpoints
• counterpoise
• counterpoised
• counterpoises
• counterpoising
• counter-poison
• counter-poisons
• counter-pressure