1Relating to or denoting the earliest period of the Mesozoic era, between the Permian and Jurassic periods. See also Permo–Triassic.
More example sentences
- Implicit in this emplacement model is that the Permian and Triassic plutonic complexes are tabular granites with length and width dimensions that are much greater than their thickness.
- Permian and Triassic plutonic complexes comprise monzonite, granite, granodiorite or tonalite with minor gabbro and diorite.
- Low-angle unconformities can be observed between the Triassic and Jurassic rocks at outcrop scale.
Definition of Triassic in:
- The US English dictionary