Spider n. (Skinner thinks this word softened from spinder or spinner, from spin; Junius, with his usual felicity, dreams that it comes from σπιδειν, to extend; for the spider extends its web. Perhaps it comes from speiden, Dutch, or spyden, Danish, to spy, to lie upon the catch. Dor, ðora Saxon, is beetle, or properly a humble bee or stingless bee. May not the spider by spy dor, the insect that watches the door? ): The animal that spins a web for flies.