1. the quality or state of being extremely large in size, extent, or degree

Examples

• The enormousness of the Grand Canyon took our breath away.
• She was struck by the enormousness of the task ahead of her.
• The enormousness of the national debt continues to concern economists.
• We could not fully grasp the enormousness of the universe.
• The enormousness of his achievement earned him widespread recognition.
• The building's enormousness made it visible from miles away.