1. Plural of grillage: a framework of beams or timbers laid crosswise, used in construction as a foundation or support structure.
Usage: technical/construction; often used in civil engineering and architecture
2. Plural of grillage: a grating or grill, especially one used in fortifications or as a protective barrier.
Usage: historical/military; less common in modern usage

Examples

• The engineers designed multiple grillages to distribute the weight of the heavy structure evenly.
• Steel grillages were installed beneath the building to provide a stable foundation on soft soil.
• The foundation consisted of wooden grillages arranged in perpendicular layers.
• Modern construction often uses reinforced concrete grillages instead of traditional timber.
• The architect specified grillages to prevent settling and structural damage.