What is another word for landmark decision?
Pronunciation: [lˈandmɑːk dɪsˈɪʒən] (IPA) 
A landmark decision is a significant ruling or judgment that has a considerable impact on a particular area of law or society. Synonyms for the term include groundbreaking, pivotal, momentous, historic, and epoch-making decision. These terms are often used to describe legal cases or government actions that have lasting and far-reaching effects. A groundbreaking decision is one that breaks new ground in legal or social norms, while a pivotal decision refers to a turning point or critical moment in time. Momentous and historic decisions are those that have a profound and significant impact on society. Lastly, epoch-making decisions have the potential to alter the course of history or signify the start of a new era.
