The phrase "critical junction" refers to a crucial or important point in time or a specific situation where a decision or action can have significant consequences. It is a pivotal moment that can determine the outcome of a situation. Full definition
The concepts, methods, and best practices that comprise the core of inbound marketing aren't going anywhere as long as there's a need for marketers to reach prospects and buyers at critical junctions and touch points throughout the buying journey to influence decision making. (inc.com)
The jovial moment is set between critical junctions in the more dramatic story that encompasses Uncharted 4. (stevivor.com)
Your marriage is at a very critical junction right now, and at some point you and your spouse are going to have to make a very important decision, one that is going to impact you and your children (if you have children) for the rest of your and their lives — namely, are you going to try to put this relationship back together again or are you going to get a divorce? (betterlove.org)