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| a·rach·nid [ ə ráknid ] (plural a·rach·nids) |
noun |
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| Definition: |
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eight-legged organism: an animal with four pairs of legs and a body with two segments, belonging to a large class that includes spiders, scorpions, and mites. Class Arachnida.
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| [Mid-19th century. < modern Latin Arachnida< Greek arakhnē "spider, spider's web"] |
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  a·rach·ni·dan adjective |
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