Search the Dictionary

The order of Arachnida that includes the spiders.

See Araneina.

Of or pertaining to the Araneina or spiders. -- n.

Any one of numerous species of arachnids comprising the order Araneina. Spiders have the mandibles converted into poison fangs, or falcers. The abdomen is large and not segmented, with two or three pairs of spinnerets near the end, by means of which they spin threads of silk to form cocoons, or nests, to protect their…