1. a unit of length equal to 10 meters
Usage: metric system; also spelled decameter

Examples

• The swimming pool is exactly one dekameter long.
• A dekameter equals 10 meters or approximately 32.8 feet.
• The field was measured in dekameters for the athletic competition.
• One dekameter is a common unit for measuring distances in land surveying.
• The rope was 5 dekameters in length, making it 50 meters total.