ˌserəˈtīd.ēz noun
Usage: capitalized
Etymology: New Latin, from cerat- + -ites -ite
: a genus (the type of the large family Ceratitidae) of Triassic ammonites having the septa with simple rounded saddles and finely denticulated lobes
• cer·a·tit·ic |serə|tid.ik adjective
• cer·a·ti·toid ˌserəˈtīˌtȯid adjective or noun