serra
/ˈsɛrə/
noun
- A saw or saw-like tool or part, especially in historical or technical contexts.
- The carpenter used a serra to cut the wooden planks.
- In ancient Rome, the serra was an essential tool for builders.
- The museum displayed a Roman serra made of iron.
- A saw-like structure or organ in animals or plants, such as the serrated edge of a leaf or a fish's fin.
- The serra on the leaf's edge helped deter herbivores.
- Biologists studied the serra of the shark's fin for its cutting ability.
- The plant's serra was so sharp it could cut skin.
Synonyms