antrum /anˈtrəm/ (esp anatomy)

A cavity

• shiralee
• shiralees
• Shiraz
• shire
• shire horse
• shire horses
• shireman
• shiremen
• shire-moot
• shire-moots
• shire-reeve
• shire-reeves
• shires
• shirk
• shirked
• shirker
• shirkers
• shirking
• shirks
• Shirley poppy
• Shirley Temple
• Shirley Temples
• Shirodkar's operation
• shirr
• shirra