- The definition of arthropod is an animal without a back bone, with six or more jointed legs, a segmented body and a supporting structure on the outside.
An example of arthropod is a scorpion.
Origin of arthropodarthro- + -pod
Origin of arthropodFrom New Latin Arthropoda, phylum name : arthro– + New Latin -poda, -pod.
- ar·throp′o·dan , ar·throp′o·dal
(plural arthropods or arthropodae)
From Latin arthropoda, from Ancient Greek ἄρθρον (arthron, “joint”) + πούς (pous, “foot”).