1. A rampart; a wall, as in a fortification

Derived forms: vallums

Encyclopedia: Vallum

• aren't
• arena
• arena theater
• arenaceous
• arenaceous rock
• Arenaria
• Arenaria caroliniana
• Arenaria groenlandica
• Arenaria interpres
• Arenaria peploides
• Arenaria serpyllifolia
• Arenaria stricta
• Arenaria-Melanocephala
• Arenaviridae
• arenavirus
• Arendt
• Arenga
• Arenga pinnata
• arenicolous
• areola
• areolar
• areolar tissue
• areolate
• Areopagite
• Areopagus