1. partly rigid; having some flexibility while maintaining structural firmness
2. describing an airship that has a flexible gas bag with a rigid keel or framework
Usage: aviation

Examples

• The semirigid plastic container could bend slightly without breaking.
• Engineers designed a semirigid joint that allowed some movement while maintaining stability.
• The semirigid airship combined the advantages of both rigid and flexible designs.
• Her semirigid contact lenses were more comfortable than hard lenses but firmer than soft ones.
• The semirigid foam padding provided both support and cushioning.
• The bridge used semirigid connections to absorb minor vibrations.
• Semirigid materials are often preferred in applications requiring both strength and adaptability.