Definition of erodium
1 capitalized : a large genus of herbs (family Geraniaceae) having pinnate or pinnatifid leaves, small flowers, and long bearded twisted tails on the carpels — see alfilaria
2 plural -s : any plant of the genus Erodium —called also heron's-bill, storksbill
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Origin and Etymology of erodium
New Latin, from Greek erōdios heron; from the long-beaked fruit
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