enˈdäsərəs noun
Usage: capitalized
Etymology: New Latin, from end- + -ceras
: a genus (the type of the family Endoceratidae) of Ordovician and Silurian nautiloid cephalopods with a straight shell having a very large siphuncle and endocones and reaching a length of 12 feet
• en·do·cer·a·tid |endō|serəd.ə̇d adjective or noun