Thermolabile - English Definition & Meaning

Definition

Thermolabile substances are sensitive to heat, meaning they break down or become unstable when exposed to it. Imagine it like ice cream 🍦 on a hot day – it doesn't take long to melt! These materials can't withstand high temperatures without changing their properties. This is especially important in fields like medicine and biology, where temperature control is crucial. Enzymes, for example, are often thermolabile, which is why cooking can change the texture and nutritional value of food. Think of how proteins in an egg change when you fry it – that's thermolability in action. In essence, thermolabile describes something easily damaged or altered by heat.

Etymology

The word "thermolabile" comes from the combination of "thermo-" (meaning heat) and "labile" (meaning unstable or easily changed). "Thermo-" originates from the Greek word "thermos," relating to heat. "Labile" comes from the Latin word "labilis," meaning prone to slip or fail. The term highlights the susceptibility of certain substances to heat-induced changes. It directly conveys the idea of something being heat-sensitive.

Related Words

Examples

• "The vaccine is thermolabile and must be stored at very low temperatures."
• "Certain vitamins are thermolabile, so cooking them can reduce their nutritional value."
• "The enzyme is thermolabile and loses its activity at high temperatures."
• "This plastic is not thermolabile; it can withstand high heat without melting."

Encouragement

Don't let "thermolabile" intimidate you! It just means "sensitive to heat." Use it when you're talking about things that can't take the heat (literally!). Adding it to your vocab makes you sound smart and scientific. 😎

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