The Collaborative International Dictionary of English v.0.48:
Myriapod \Myr"i*a*pod\, n. [Cf. F. myriapode.] (Zool.) One of the Myriapoda. [1913 Webster]WordNet (r) 3.0 (2006):
myriapod n 1: general term for any terrestrial arthropod having an elongated body composed of many similar segments: e.g. centipedes and millipedes