Nota: A tradução desta entrada está atualmente em revisão de qualidade, portanto parte do conteúdo é exibida temporariamente apenas em inglês.
Este verbete ainda não foi traduzido para o seu idioma, portanto o original é exibido abaixo.
Proterozoic
This term is a specialized scientific descriptor used almost exclusively within geology, paleontology, and planetary science. It carries a neutral, technical tone and is typically capitalized when referring to the specific geological eon, though it may appear in lowercase when used as a general adjective describing characteristics of that era.
As a noun, the word refers to a singular, massive span of time. Because it denotes a unique geological period, it is treated as an uncountable proper noun and does not have a plural form.
Meanings
Relating to the geological eon that occurred between the Archean and the Phanerozoic, characterized by the first appearance of complex cells and early multicellular life.