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Featured Word B2

thermal (adjective)

Relating to, caused by, or producing heat or temperature. It also describes clothing made of special fabric designed to keep the body warm by retaining heat.

💬 Example

"The thermal conductivity of copper allows it to heat up quickly."

💡 Memory Tip

Think of a 'THERMOS'. A thermos keeps your drink hot. 'Thermal' is the adjective for that heat.

🏛️ Origin

⚠️ Common Mistakes

I am wearing a thermal. → I am wearing a thermal shirt / I am wearing thermals.

The weather is very thermal today. → The weather is very hot today.

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