The act of reaching a critical point where a decision between different paths or options must be made.
From 'crossroad' (cross + road), with the gerund suffix '-ing', metaphorically describing being at a crucial junction that requires a choice.
The phrase 'at a crossroads' became so metaphorically powerful that it overshadowed the literal meaning—now most people use it to mean a life decision point without thinking about actual roads at all.
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