The phrase "a defining case in" is correct and usable in written English.
It can be used to refer to a significant example or instance that illustrates a particular point or concept within a specific context.
Example: "The Supreme Court's decision was a defining case in the evolution of civil rights law."
Alternatives: "a landmark case in" or "a pivotal case in".
The challenge is a defining case for Europe in testing its regulatory muscle against one of the giants of the digital age.
Starting with Leopold and Loeb and going on to the Scopes 'monkey' trial, with its backdrop of evolution, and then defending a black doctor, Ossian Sweet, charged with murder, Darrow swept through a triangle of defining cases in quick succession.
It is likely that clinicians employ different thresholds for defining cases in a research setting or subspecialist clinical centre than are employed for day-to-day referrals to a clinical genetic diagnostics service.
The number of MM cases classified as unknown is actually negligible in some clusters but exceeds a fourth of all the defined cases in others, as detailed in Table 2.
A probable case was defined as a case in a resident with onset of fever plus headache or altered level of consciousness during the outbreak period who died before serum samples could be collected for testing.
A confirmed case-patient was defined as a case in a guest who ate raw perch at the wedding and had characteristic eggs or proglottids in stool.
This problem has also recently been highlighted for periodontal research by Preshaw [ 7], who suggested open discussion to firmly establish criteria for defining a periodontitis case in research.
A new case of new smear-positive TB was defined as a case in a patient who had never had treatment for TB or who had taken drugs for treatment of TB for <1 month (7 ).
Indeed, many saw race as a defining factor in the case, as in much of city life.
The traditional Chinese medicine (TCM) is defined a model case in this department.
