The phrase "a primary characteristic of" is correct and usable in written English.
It can be used to describe a key feature or quality that defines something.
Example: "A primary characteristic of effective leadership is the ability to communicate clearly and inspire others."
Alternatives: "a key feature of" or "an essential trait of".
Essentially, sexual purity has become what Christians would call a "primary" characteristic of salvation.
Medicating emotions cavalierly can increase fear of one's own body and feelings, a primary characteristic of panic disorder.
A primary characteristic of prophetic self-consciousness is an awareness of a call, which is regarded as the prophet's legitimization.
Such regularization phases seem to be a primary characteristic of self-organized behavior in these ecosystems.
Background Exercise intolerance is a primary characteristic of chronic congestive heart failure.
The diurnal land surface temperature (LST) variation is a primary characteristic of the effects of urbanization.
IR is a precursor and the primary characteristic of type 2 diabetes.
I'd like to provide a personal narrative of these kids in order to make transgender people more –- to have a story where it's not the primary characteristic of their identity but a secondary characteristic.
Although it does not directly indicate the onset of disease in a population, it reflects the primary characteristic of outbreak dynamics, and therefore contains important epidemiological information.
In addition to their constitutive activities, these mutated receptors all demonstrate a higher affinity for agonists, another primary characteristic of the "active" conformation of G protein-coupled receptors.
Put these all together we can see that AngIIexhibited a vasoconstriction effect via AT1R, the primary characteristic of early cerebral infarction.
