1. Mouth-like opening in a sponge through which water is expelled
   - osculum

Derived forms: oscules

• diazotise
• diazotize
• diazoxide
• dibasic
• dibasic acid
• dibasic salt
• dibber
• dibble
• dibbuk
• dibrach
• dibranch
• Dibranchia
• Dibranchiata
• dibranchiate
• dibranchiate mollusk
• dibs
• dibucaine
• dicamptodon
• Dicamptodon ensatus
• dicamptodontid
• Dicamptodontidae
• dicarboxylic
• dice
• dice box
• dice cup