Mesozoic
/,mesou'zouik/
Definition
- Adjective: Of, relating to, or denoting the Mesozoic era in geological time.
- Noun: The Mesozoic era, a geological time period extending from approximately 252 to 66 million years ago, known as the age of reptiles and characterized by the dominance of dinosaurs.
Usage
- Adjective: Used to describe geological features, fossils, rocks, or events from that specific era.
- The Mesozoic rocks contain abundant dinosaur fossils.
- Scientists study Mesozoic climate patterns.
- Noun: Used to refer to the era itself, often preceded by the definite article "the".
- Dinosaurs thrived during the Mesozoic.
- The Mesozoic is subdivided into three periods: the Triassic, Jurassic, and Cretaceous.
Advanced Usage
- "Mesozoic fauna/flora": Refers specifically to the animal and plant life of the era.
- The exhibit focuses on Mesozoic flora and its evolution.
- In academic writing, it is often used in compound adjectival phrases.
- The late-Mesozoic extinction event reshaped life on Earth.
Variants and Related Words
- Mesozoic Era: The full, formal name for the noun form.
- Cenozoic (Adj/N): The geological era following the Mesozoic.
- Paleozoic (Adj/N): The geological era preceding the Mesozoic.
Synonyms
- Age of Reptiles: A common descriptive synonym for the Mesozoic era.
- Secondary (Adj, archaic): An older, now largely obsolete term in geology for Mesozoic.
Different Meanings
The word "Mesozoic" is a scientific term with a single, specific meaning related to geological time. It does not have common idiomatic or figurative uses outside of this context.
Adjective
-
of or relating to or denoting the Mesozoic era
Noun
-
from 230 million to 63 million years ago
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