microplastic adjective 1noun 1forms 1 adjective1 •Exhibiting microplasticity. noun1 •Small particles of plastic (typically less than 5 mm) produced by the degradation of plastic products, found in high levels in the marine environment and increasingly throughout all environments and in food and drinks.Huge amounts of plastic waste are dumped in the environment and microplastics now contaminate the entire planet, from the summit of Mount Everest to the deepest oceans. — 2022 formsmicroplastics
