The peanut plant or peanut itself, especially in scientific or technical contexts.
From Greek 'arachis,' likely borrowed from a Dravidian language of India where peanuts were cultivated. The term traveled through European scientific nomenclature in the 1600s-1700s.
Despite being called 'nuts,' peanuts are actually legumes that grow underground—the word 'arachide' comes from a language family thousands of miles away, showing how global trade shaped scientific vocabulary!
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