mesozoic era
Definition
Proper noun 1. The Mesozoic Era: A major division of geologic time, following the Paleozoic Era and preceding the Cenozoic Era. It is often called the "Age of Reptiles" or the "Age of Dinosaurs," as it was dominated by these animals. The era is subdivided into three periods: the Triassic, Jurassic, and Cretaceous.
Usage
- The Mesozoic Era is a specific, capitalized term used in geology and paleontology to refer to that span of Earth's history.
- It is typically used with the definite article "the."
- Example:
Examples
Advanced Usage
- "Mesozoic" as an adjective: The word "Mesozoic" can be used adjectivally to describe things from or relating to that era.
- Example: The museum has an excellent collection of Mesozoic fossils.
Variants and Related Words
- Mesozoic (adj): Of, relating to, or denoting the Mesozoic Era.
- Age of Reptiles: A common informal name for the Mesozoic Era.
- Triassic Period: The first period of the Mesozoic Era.
- Jurassic Period: The second period of the Mesozoic Era.
- Cretaceous Period: The third and final period of the Mesozoic Era.
Synonyms
- Age of Dinosaurs
- Secondary Era (an older, less common term)
Different Meanings
As a specific geologic time unit, "Mesozoic Era" does not have other common meanings. Its definition is precise and scientific.
Noun
-
from 230 million to 63 million years ago
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