flashpoint

A noun referring to the lowest temperature at which the vapor of a combustible liquid can be ignited in air, or a critical point at which a situation is ready to explode or escalate.

• 🇨🇳名词，指可燃液体释放的蒸气在空气中能被点燃的最低温度（闪点），也指局势即将爆发或急剧恶化的临界点。

1. Critical point of tension B2 formal political

   A situation or place where conflict or violence is likely to erupt suddenly.

   • The disputed border region became a flashpoint for military conflict.
   • Tensions in the city reached a flashpoint after the controversial decision.
   • The protest was a flashpoint for long-simmering social unrest.

   🇨🇳热点

   同义词: hotspotpowder kegpressure pointtinderbox

2. Ignition temperature C1 formal scientific

   The lowest temperature at which the vapor of a combustible liquid can be ignited in air.

   • The flashpoint of gasoline is approximately -43 degrees Celsius.
   • Safety regulations require storing chemicals below their flashpoint.
   • The technician measured the flashpoint of the new fuel sample.

   🇨🇳闪点

• flashpoints plural form
• flashpoints' possessive plural form
• flashpoint's possessive singular form