I. te.ˈtrapədə noun plural
Usage: capitalized
Etymology: New Latin, from neuter plural of Greek tetrapodos four-footed, from tetrapod-, tetrapous
: a division of butterflies including those with only two pairs of perfect legs
II. noun plural
Usage: capitalized
Etymology: New Latin, from Greek, neuter plural
in former classifications : a division of vertebrates including all forms above fishes