Proterozoic
معنی فارسی
پيشين زيوي پروتوزوئيک
معنی کامل و مثالها
/prät´ǝr ō zō´ik/adj.
● (دیرین شناسی) پیشین زیوی، پروتروزوئیک
ریشه و کاربرد
ریشه
The word 'Proterozoic' is derived from the combination of 'protero-' meaning 'earlier' and 'zoic' meaning 'pertaining to life'.
مثال
- The Proterozoic era witnessed significant biological developments.
- Proterozoic rocks contain evidence of early life forms.
- The Proterozoic period is divided into several distinct epochs.
تعریف انگلیسی
noun
- from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms
adjective
- formed in the later of two divisions of the Precambrian era “proterozoic life forms”