1. Noun
The covering of a flower. See Flower.
2. Noun
A cuplike division of the pelvis of the kidney, which surrounds one or more of the renal papillae.
3. Noun
(botany) the whorl of sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing and supporting the developing bud; usually green
Vocabulary classified under Biology
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