Source : Webster's Revised Unabridged Dictionary (1913)

Araneida \Ar`a*ne"i*da\, Araneoidea \Ar`a*ne*oid"e*a\, n. pl.
   [NL.] (Zo["o]l.)
   See {Araneina}.

Source : WordNet®

Araneida
     n : spiders [syn: {Araneae}, {order Araneae}, {order Araneida}]