conodont
معنی فارسی
کونودنت
معنی کامل و مثالها
/kō´nǝ dänt´/n.
● (دیرین شناسی) کونودنت (فسیل ناشناخته و دندان مانندی که متعلق است به دوران پالئوزوئیک)
ریشه و کاربرد
ریشه
From the Greek words 'konos' meaning 'cone' and 'odous' meaning 'tooth'.
مثال
- The conodonts found in this sedimentary rock layer indicate a specific geological age.
- Scientists use conodonts to study ancient marine ecosystems.
- The discovery of well-preserved conodonts helped determine the age of the fossil site.
تعریف انگلیسی
noun
- the tiny fossil cone-shaped tooth of a primitive vertebrate of order Conodonta
- small (2 inches long) extinct eellike fish with a finned tail and a notochord and having cone-shaped teeth containing cellular bone; late Cambrian to late Triassic; possible predecessor of the cyclostomes