What does "sangfroid" most nearly mean as used in context?

The term "sangfroid," derived from the French language meaning "cold blood," refers to a person's ability to remain calm and composed, especially in difficult or stressful situations. When used in context, it implies a sense of collectedness and poise that enables one to face challenges without succumbing to panic or agitation. Thus, the meaning most closely aligns with calmness, as it embodies the idea of maintaining tranquility and steadiness regardless of external pressures. Recognizing this nuance helps in understanding how the term is often used in literature and discussions about character traits in high-stakes scenarios.