Adjective
Laramide (not comparable)
(geology) Of or relating to an orogeny (period of mountain-building) in western North America, starting in the Late Cretaceous period.
After the Laramide Orogeny and until 20 Ma, a major period of volcanic activity occurred throughout the southwestern United States. Source: Internet
Crustal thickening occurred due to Laramide compression. Source: Internet
Immediately after the Laramide orogeny, the Rockies were like Tibet : a high plateau, probably convert above sea level. Source: Internet
It was not until 80 Ma that these effects began to reach the Rockies. citation The current Rocky Mountains were raised in the Laramide orogeny from between 80 and 55 Ma. Source: Internet
The end of the Laramide orogeny was followed by volcanism and then extension. Source: Internet
The Laramide orogeny affected the entire western part of what would become North America starting about 70 million to 50 million years ago. Source: Internet