The phrase "are not only defined" is correct and usable in written English.
It can be used when discussing concepts or terms that have multiple definitions or characteristics, emphasizing that there is more than one aspect to consider.
Example: "These terms are not only defined by their literal meanings but also by their cultural implications."
Alternatives: "are not solely defined" or "are not just defined".
CAGE has shown that mammalian TSSs are not only defined by a single well-defined base pair [ 39].
These duties are not only defined by the government; they are enabled by the government.
Habitat networks exemplify spatial relationships in wildlife ecology; habitat patches are not only defined and located, but also mapped in relation to each other.
Symmetries are not only defined for Lagrangians but they can also be found in empirical data and phenomenological descriptions.
NURB shapes are not only defined by control points but also by their weights associated with each control point.
In this situation, it is necessary to consider functions that are not only defined at the extremes of the interval, but also in its interior.
Clinical success of an endosseous implant to replace a single tooth is not only defined by its survival.
This term is not only defined in terms of saving energy but also it includes the customer's expectations.
Good bioreactor performance is not only defined as the maximum production rate yielded, but also considers follow-up separation specifications as the constraints for the optimization problem.
That constancy is not only defined based on cue configurations, that is recognition that everything's the same, it's also recognition that I'm going to do the same thing in that environment.
To understand the complexity of this task, it is important to note that the behavior of a network element is not only defined by its configuration, but also by the interaction with other elements in the network.
