1. Small loopholes made through the walls of a fortified place.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• xrenaux,
• vrenaux,
• frenaux,
• drenaux,
• ceenaux,
• cdenaux,
• cfenaux,
• ctenaux,
• c5enaux,
• c4enaux,
• crwnaux,
• crsnaux,
• crenauz,
• crenuax,
• Cranaux,
• Crenonx,
• Creneaux,
• Crenauxe,
• Craneaux,
• Creaneux