- Basic; central; principal.
- Crucial; critical; pivotal.
A seminal jazz band.
- 2000, Walter Nicholson, Intermediate microeconomics and its application.For a seminal contribution to the economics of fertility....
"The Structure of Scientific Revolutions" was a seminal work in the modern philosophy of science.
An example of seminal is the fluid containing the sperm required to make a baby.
A seminal idea in the creation of a new theory.
A seminal book.
An example of seminal was the discovery of electricity.