noun Or·ches·tia \ȯ(r)ˈkestēə\

Definition of Orchestia

  1. :  a genus (the type of the family Orchestiidae) of semiterrestrial amphipod cructaceans comprising the widely distributed beach fleas of sandy seacoasts

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Origin and Etymology of orchestia

New Latin, from Greek orchēstēs dancer (from orcheisthai to dance, leap) + New Latin -ia

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