nekˈtridēə noun plural
Usage: capitalized
Etymology: New Latin, from Greek nēktrid-, nēktris female swimmer + New Latin -ia
: an order of Lepospondyli comprising extinct amphibians of the Pennsylvanian and Lower Permian characterized by markedly aquatic forms with the limbs weak or reduced and the body elongated like that of an eel or broadly flattened like that of a skate
• nec·trid·i·an (ˈ) ̷ ̷|tridēən adjective or noun