Polyfill Explained

Polyfill may refer to:

• Polyester fiberfill, also known as Poly-fil or polyfill, a synthetic fiber
• Polyfill (programming), in web development, code that implements a feature on web browsers that do not support the feature
• Polyfill.io, a JavaScript library created by Andrew Betts that implemented Polyfill.
• In graphics programming, the use of flood fill for filling polygons
• Polyfilla, a DIY spackling paste product