Turn right at the fork in this road.
At the river's diverging point, the current splits into two.
Metaphorical use for a decisive moment in life, career, or history where a choice determines the future direction.
Going to university was a major turning point in my life.
That incident became a crossroads in the company's history.
That decision became a turning point in his life.
The company is now standing at a major crossroads.
The research finally reached a turning point.
After passing the fork in the mountain path, the scenery changed.
分岐点 is a more general term for any point where a road or path splits, while ジャンクション is specifically used for large highway interchanges.
分岐点 is a neutral turning point or fork in the road, while 正念場 specifically marks a high-stakes moment that will determine success or failure.