0 to describe or explain something in such a simple way that it is no longer correct or true: --
The TV documentary grossly oversimplified the problem.
1 to state something in such a simple way that it is no longer accurate: --
The first is that his theory oversimplifies the complexity of societal culture.
I would add that both models oversimplify the situation, or, perhaps more accurately, they "undercomplicate" the situation.
The author finds earlier historians oversimplifying the relationship between early modern theology and philosophy.
Year 2 is the year of the journalist, who oversimplifies and exaggerates it.
However, the computer will often oversimplify the measure because of its lack of knowledge of context.
This tendency, however, to oversimplify complex and contradictory processes is evident throughout the book.
Here are two examples, oversimplified for brevity and intended only schematically, to illustrate the sort of relations proposed among cognitive structures.
What might serve as good teaching cases in academic bioethics courses are often greatly oversimplified in order to illustrate theoretical distinctions and points.