biodegradable
C2Pronunciation
UK
- /bˌaɪəʊdɪɡrˈeɪdəbəl/
US
- /ˌbaɪoʊdəˈɡreɪdəbəl/
Description
- breaks down naturally
- decomposes
- eco-friendly
Imagine leaving an apple core in your garden. Over time, it doesn't just stay there – it breaks down, returning to the earth and nourishing the soil. That's what "biodegradable" means! It describes materials that can be broken down naturally by living organisms like bacteria or fungi. Think of fallen leaves, food scraps, or even certain types of packaging.
Not everything is biodegradable. Plastic, for example, takes hundreds of years to decompose (if ever!). Choosing biodegradable products – like compostable bags or wooden toys – helps reduce landfill waste and is kinder to the planet. You'll often see this word used when talking about environmental concerns and sustainable living. It's a small word with a big impact!
"Biodegradable" describes materials that can be broken down into simpler substances—like water, carbon dioxide, and biomass—by the action of living organisms, such as bacteria, fungi, or algae. This process is called biodegradation, and it's a natural part of the Earth's ecosystem. Essentially, biodegradable things return to nature!
The term is often used in relation to waste management and environmental sustainability. While many materials eventually break down, truly biodegradable items do so within a reasonable timeframe – typically months or years, rather than centuries. This makes them preferable to non-biodegradable materials like most plastics, which accumulate in landfills and pollute the environment.
You'll see "biodegradable" on labels for things like compost bags, paper products, some cleaning supplies, and even certain types of packaging. However, it's important to note that "biodegradable" isn't always a guarantee of environmental friendliness. Some biodegradable materials require specific composting conditions (like high heat) to break down effectively.
The term is often confused with "compostable," which means the material will break down in a compost pile. While all compostable materials are biodegradable, not all biodegradable materials are compostable.
So, when you see "biodegradable," think of nature's cleanup crew – tiny organisms working to return materials back to the earth, reducing waste and helping protect our planet. It's about closing the loop and creating a more sustainable future.
Examples
- 1
Cafe
The cafe now serves drinks in biodegradable cups instead of plastic ones.
- 2
Packaging
We need biodegradable packaging that is strong enough for shipping.
- 3
Product labels
Check the label carefully, because not all bin bags are biodegradable.
- 4
Festival food
The festival asked every food stall to use biodegradable plates and cutlery.
- 5
Camping
Many campers choose biodegradable soap when they wash dishes outdoors.
Forms and spellings
2 forms open this card.
Main spelling
- biodegradablenounadjective
Forms
- biodegradablespluralnounadjective