1. (anatomy and zoology) an opening; a passage

Derived forms: ostia

Encyclopedia: Ostium

• C. P. Snow
• C. psittaci
• C. S. Forester
• C. S. Lewis
• C. trachomatis
• C. Vann Woodward
• C. W. Post
• C2H6
• Ca
• ca-ca
• Caaba
• cab
• cab fare
• cabal
• cabala
• cabalism
• cabalist
• cabalistic
• caballero
• cabana
• cabaret
• cabasset
• cabassous
• Cabassous unicinctus
• cabbage