"progressive evolution" is correct and usable in written English.
It refers to the concept of gradual and continual improvement over time. For example, "The success of our company is due to our commitment to progressive evolution through innovation and research."
Absence of progressive evolution on the level of alphabet does not prove absence of any progress in the literature.
His theory of progressive evolution, it should be said, is controversial.
But Professor Dawkins's closest intellectual ally on progressive evolution and convergence is Simon Conway Morris, the renowned Cambridge evolutionary paleontologist.
In general, there appears to be a progressive evolution of crude oil characteristics from geologically younger, heavier, darker, more aromatic crudes to older, lighter, paler, more paraffinic types.
Unlike mammals, who have undergone great evolutionary change in the last 50 million years, gastropods have shown little progressive evolution during that time.
With the progressive evolution over recent years of the reach of EU policies and institutions, the core activities of British universities – research and education – have become intimately linked to opportunities elsewhere in Europe.
Just as linguists have abandoned the notion of progressive evolution of languages, with some languages ranking as more primitive than others, so historians of writing have come to treat existing orthographies as appropriate to the languages they represent.
This use is misguided for the same reason that the concept of progressive evolution is misguided.
The history of NFI in China shows a progressive evolution towards statistical sampling techniques.
Further, pharmacological status epilepticus elicited a progressive evolution of spontaneous recurrent seizures in the animals.
