Arthropodal is an adjective that describes anything related to arthropods, a group of animals with jointed legs and exoskeletons. Some synonyms for arthropodal could include arthropodan, arthropodic, arthropodous, or even simply relating to insects or invertebrates. Another way to describe arthropodal characteristics is to use specific terms such as chitinous, segmented, or jointed. Overall, there are many different ways to describe the unique features of arthropods, and using a variety of synonyms can add variety and detail to scientific discussions or descriptions of these fascinating animals.