1. channels that carry water to or from a waterwheel or mill

Examples

• The old millraces were still visible along the riverbank.
• Engineers restored the historic millraces to power the gristmill.
• Water flowed swiftly through the narrow millraces.
• The millraces directed water from the dam to the wheel.
• Debris had blocked several of the millraces after the storm.
• The mill owner maintained the millraces to ensure proper water flow.