adjective
- designed or constructed to prevent leaking; not allowing liquid or gas to escape
Usage: technical
Examples
- The new leakless valve prevented any oil from escaping.
- Engineers developed a leakless container for storing hazardous chemicals.
- The leakless design of the water bottle made it perfect for travel.
- After installing leakless pipes, the basement stayed completely dry.
- The manufacturer guarantees their leakless roof system for ten years.
- Scientists created a leakless seal for the underwater research equipment.