This is the 3831st most frequent Arabic word.
القضائي
Judicial.
In this sentence, 'القضائي' is used as an adjective describing 'النظام', indicating that this is the judicial system.
النظام القضائي في الدولة يضمن العدل.
The judicial system in the state ensures justice.
Here, 'القضائي' modifies 'الأمر', showing that the order is related to judicial authority.
الأمر القضائي الصادر يجب تنفيذه فوراً.
The issued judicial order must be executed immediately.
In this sentence, 'القضائي' is used to qualify 'التحقيق', pointing out that the investigation is of a judicial nature.