Calyx (noun)

1. In botany, the outer layer of protective leaves surrounding a flower that encloses the petals and buds.
2. A structure or part in an organism that resembles a cup or husk, especially in shape or function.

Origin:

The word 'calyx' comes from the latin word calyx, meaning 'cup' or 'husk'.

Examples:

1. The calyx of the flower was a delicate, lacy structure that protected the delicate petals and stamen within.
2. The calyx of the fruit was tough and fibrous, protecting the juicy flesh within from damage.
3. The calyx of the plant was an important part of its anatomy, serving to protect and support the delicate flowers as they developed.
4. The calyx of the seed was a tough outer layer that shielded the delicate embryo from the elements and predators.
5. The calyx of the mushroom was a cap-like structure that protected the delicate gills beneath, helping to spread spores and spores.