1. designed to prevent the accumulation of marine organisms on underwater surfaces
Usage: nautical; technical

1. a coating or treatment applied to prevent marine growth on ship hulls and underwater equipment
Usage: nautical; technical

Examples

• The yacht’s hull was coated with antifouling paint before launching.
• Regular application of antifouling prevents barnacles from attaching to the boat.
• The marina required all vessels to use environmentally safe antifouling products.
• Without proper antifouling, the ship’s speed decreased due to marine growth.
• The new antifouling technology uses copper-free compounds.
• Divers inspected the submarine’s antifouling coating for damage.