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biodegrade

American  
[bahy-oh-di-greyd] / ˌbaɪ oʊ dɪˈgreɪd /

verb (used without object)

biodegraded, biodegrading
  1. to decay and become absorbed by the environment.

    toys that will biodegrade when they're discarded.


Other Word Forms

Etymology

Origin of biodegrade

First recorded in 1970–75; back formation from biodegradable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The RF chip measures about 400 by 400 micrometers and is a commercially available component that does not biodegrade.

From Science Daily Jan. 13, 2026

"These discarded butts are toxic and a significant source of plastic pollution, due to their filters, which do not biodegrade."

From Barron's Nov. 14, 2025

Wie’s group is developing versions of these robots that biodegrade after use, eliminating the need for surgical removal, and coatings that make the robots compatible with human tissue.

From The Wall Street Journal Nov. 1, 2025

One of the most common compounds is a polyester known as PLA, short for polylactic acid, which will biodegrade in an industrial compost setting.

From New York Times May 20, 2024

Enzymes have evolved alongside them to break down their chemical bonds, allowing microbes to biodegrade organic material.

From BBC Nov. 27, 2023

Once underwater, it is "technically impossible to neutralise", and can take decades to be biodegraded by marine micro-organisms.

From BBC Jan. 23, 2025

After 35 days, it had biodegraded by 82%.The biodegradation was calculated by measuring the amount of CO2 released from the material when it was buried in compost.

From Science Daily May 14, 2024

They usually survived about 45-60 days in laboratory conditions before they naturally biodegraded.

From Science Daily Nov. 30, 2023

It can be heavy or light, more or less biodegraded, depending on the same factors that affect oil in land-based deposits.

From Los Angeles Times Oct. 6, 2021

Like other scientists, she said the report failed to explain how it reached its estimates on the amount of oil that was biodegraded naturally, or dispersed with chemicals.

From The Guardian Aug. 5, 2010

Audiences have seen countless times how this progression can devolve from one incarnation to the next, as if a property were subject to imaginative biodegrading.

From Washington Post Dec. 19, 2022

Fully biodegrading PVA requires the presence of the right species and concentration of microorganisms, which also have to be trained to break the compound down, Rolsky said.

From Washington Post Nov. 15, 2022

Smoke and biodegrading remnants release carbon, methane and other greenhouse gases into the air.

From Washington Times Feb. 14, 2018

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