The Collaborative International Dictionary of English v.0.48:
Aranea \Aranea\ n. a genus of common garden spiders. Syn: genus Aranea. [WordNet 1.5]WordNet (r) 3.0 (2006):
Aranea n 1: a genus of orb-weaving spiders including common garden spiders and barn spiders [syn: Aranea, genus Aranea, Araneus, genus Araneus]