millepede /ˈmɪləpid/ noun1 •Any of many elongated arthropods, of the class Diplopoda, with cylindrical bodies that have two pairs of legs for each one of their 20 to 100 or more body segments.When alive, millipedes maintain tension in these^([intersegmental]) muscles and are therefore difficult to straighten out when coiled. — 2005 formsmillepedes