1. An annual plant (Spinacia oleracea) native to southwest Asia, widely cultivated for its succulent edible leaves.
2. The leaves of this plant, eaten as a vegetable.
[Middle English, from Old French espinache, from Medieval Latin spināchium, from Arabic 'isfānāḫ, from Persian espenāj, espenākh.]
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Indo-European & Semitic Roots Appendices
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