Polyfill

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