oothecal
/ˌoʊəˈθikəl/
adjective
- Relating to or resembling an ootheca (an insect egg case).
- Scientists studied the oothecal material to understand its waterproof properties.
- The oothecal structure protects the developing embryos from predators.
- The oothecal casing was surprisingly tough and leathery.
Synonyms