The phrase "adversarial systems" is correct and usable in written English.
It can be used in contexts discussing legal frameworks, competitive environments, or systems where opposing parties interact, such as in law or computer science.
Example: "In an adversarial system, each party presents its case to an impartial judge or jury."
Alternatives: "opposing systems" or "conflict-based systems".
Of course, this is how adversarial systems are supposed to work.
Ad hominem arguments based on admissions are routinely and legitimately used in adversarial systems of law in the examination and cross-examination of witnesses.
Adversarial systems have always been precarious, however, and it took a long time for the belief in adversariality to emerge from the more traditional view, traceable at least to Plato, that the state should be an organic structure, like a beehive, in which the different social classes cooperate by performing distinct yet complementary roles.
The Chamber pointed out that the imposition of a defence counsel upon an accused who does not want one was a feature of inquisitorial systems, but not of adversarial systems (Prosecutor v. Milošević 4 April 2003, para. 21).
We, then, highlight their role as we move from the tightly-coupled to loosely-coupled sensory-inference systems and describe how quality, value and risk of information relate in collaborative and adversarial systems.
However, the imposition of defence counsel on an unwilling accused in an adversarial system would effectively deprive that accused of putting forward a defence, because in adversarial systems it was the responsibility of the parties to put forward the case and for the court to judge (Prosecutor v. Milošević 4 April 2003, para. 24).
Nothing will work well in our adversarial system if the adversaries do not know what they are doing.
Ours is an adversarial system, one which simply grinds to a halt if one of the adversaries won't even step into the ring.
Ours is an adversarial system.
"We have an adversarial system.
The adversarial system of British parliamentary politics is intrinsically theatrical.
