Definition

1. Adjective:

   • Relating to the Jurassic period: Describes anything belonging to or characteristic of the second geological period of the Mesozoic Era, known for the dominance of dinosaurs and the proliferation of certain plants and marine life.

2. Noun (Proper Noun):

   • The Jurassic period: A specific unit of geological time, following the Triassic and preceding the Cretaceous, approximately from 190 to 135 million years ago.

Examples

• Adjective:

  • The museum has an impressive collection of Jurassic fossils.
  • Scientists study Jurassic rock formations to understand ancient climates.

• Noun:

  • The Jurassic lasted for about 56 million years.
  • Many iconic dinosaurs, like the Brachiosaurus, lived during the Jurassic.

Advanced Usage

• "Jurassic Park": A famous cultural reference (title of a novel and film series) that popularized the term, though it is a proper noun and not a standard usage of the geological term itself.
  • The concept of Jurassic Park involves cloning dinosaurs from the Jurassic and Cretaceous periods.

Variants and Related Words

• Jurassic Period: The full name for the geological era.
  • The breakup of the supercontinent Pangaea accelerated during the Jurassic Period.

Synonyms

• Geological synonyms: There are no direct synonyms for the proper noun "Jurassic." It can be described contextually as:
  • The middle period of the Mesozoic Era.

Different Meanings

• The word "Jurassic" is almost exclusively used in geological and paleontological contexts. Its use outside of science typically references the cultural phenomenon of . It does not have common idiomatic or metaphorical meanings.

Adjective

1. of or relating to or denoting the second period of the Mesozoic era

Noun

1. from 190 million to 135 million years ago; dinosaurs; conifers