adjective
- impervious to oil; designed or constructed so that oil cannot pass through or escape
Usage: technical; often used in engineering and manufacturing contexts
Examples
- The container has an oiltight seal to prevent leakage.
- Engineers designed an oiltight gasket for the engine component.
- The oiltight packaging protects the product from oil contamination.
- This oiltight coating is ideal for industrial machinery.
- The manufacturer guarantees the oiltight integrity of the valve.