The phrase "a simplistic description" is correct and usable in written English.
It can be used when referring to an explanation or portrayal that is overly simple and may not capture the complexity of the subject.
Example: "While the report provides a simplistic description of the issue, it fails to address the underlying factors that contribute to the problem."
Alternatives: "a basic explanation" or "an oversimplified account".
A simplistic description of Gestalt theory is that perception cannot be reduced to its individual sensory components or the physical attributes of an image.
Therefore, under a simplistic description, the larger the family (and hence, the larger the number of reproducing individuals), the bigger the chance of this family to have a link.
Here we present a simplistic description of malaria transmission that does not encompass features such as heterogeneity (both at the level of host contact patterns and susceptibility) and stochasticity.
Since we are interested in following the role of the immune system during disease progression, we use a simplistic description of the development of damaged tissue while we model the cell interaction during the buildup of the adaptive (i.e., specific) immune response in more detail.
That's an overly simplistic description of a very complex problem that Distinc.tt hopes to solve.
The correlation matrix of independent variables showed a rather simplistic description of the nature of the interrelationship among the independent variables, reported as being multicollinear problem (Table 2).
This is an overly simplistic description; it gets more complicated when we talk about image recognition.
Two recent moments have brought to mind Chief Justice John Roberts's simplistic description of a Supreme Court justice as an umpire who confines himself to calling balls and strikes.
This setting has medium complexity compared to the simplistic description in an economic model and the realistic one in a network simulation model.
Before you scoff at that admittedly simplistic description, take a moment to consider what that means.
We adopt depth-averaged, shallow-water gravity-wave theory to furnish a simplistic, tractable description of the lateral axisymmetric spreading of liquid and vapor in the aftermath of an accidental, instantaneous spill on level ground of a large quantity of volatile liquid.
