acetabulum /a-si-tabˈū-ləm or -sē-/ (zoology)

1. The hollow that receives the head of the thigh bone
2. One of the cotyledons of the placenta of ruminants
3. The cavity that receives a leg in the body of insects
4. (in various invertebrates) a sucker

• bel canto
• belch
• belched
• belcher
• belchers
• belches
• belching
• beldam
• beldame
• beldames
• beldams
• Bel&Dr.
• beleaguer
• beleaguered
• beleaguering
• beleaguerment
• beleaguerments
• beleaguers
• belee
• beleed
• beleeing
• belees
• be left holding the baby
• be left with
• belemnite