cri·oc·er·as \krīˈäsərəs\noun Usage: capitalized Etymology: New Latin, from Greek krios ram + New Latin -ceras : a genus of Cretaceous ammonites with complexly plicated septa • cri·o·cer·a·tite\ˌkrīəˈserəˌtīt\noun-s • cri·o·cer·a·tit·ic\| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷|tid.ik\adjective