pistil

n. female reproductive organ in flowers, seed-producing organ in flowers

A carpel is the outer, often visible part of the female reproductive organ of a flower; the basic unit of the gynoecium.
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Noun
1. the female ovule-bearing part of a flower composed of ovary and style and stigma
(hypernym) reproductive structure
(hyponym) simple pistil
(part-holonym) flower, bloom, blossom
(part-meronym) style

n. (Botany) pistil, female reproductive organ in flowers, seed-producing organ in flowers

n. pistil