Diplopoda

from The Century Dictionary.

• The millepeds as an order of myriapods; the Chilognatha (which see): so called from the doubling in number of the legs, most of the segments of the body having two pairs: contrasted with Chilopoda.

from the GNU version of the Collaborative International Dictionary of English.

• noun plural (Zoöl.) An order of myriapods having two pairs of legs on each segment; the Chilognatha.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• proper noun A taxonomic class within the subphylum Myriapoda — the millipedes.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun arthropods having the body composed of numerous double somites each with two pairs of legs: millipedes