Calyx

Definitions

1. The outermost whorl of flower parts, comprising the sepals, which covers and protects the petals as they develop.
2. Any of various cup-like structures.
3. A chamber in the mammalian kidney through which urine passes.
4. The crown containing the viscera of crinoids and similar echinoderms, entoprocts, and the polyps of some cnidarians.
5. A funnel-shaped expansion of the vas deferens or oviduct of insects.
6. A flattened cap of neuropil in the brain of insects.

Equivalents

Examples

“Black crowberry. Empetrum nigrum. Crowberry Family. Fruit. — The black drupe is berrylike, globular, and incloses six to nine seedlike nutlets with a seed in each. The calyx is at the base⟳ and the stigma is at the apex. The drupes are solitary in the leaf axils. They are juicy, acid, edible, and serve⟳ as food for the Arctic birds.”

CEFR level