Shrinkage/ˈʃrɪŋkɪdʒ/ Definition 1 of 4Pro Tip 1/2Heat Sensitivity Shrinkage often results from heat exposure, like hot water or dryers. Avoid shrinkage by washing in cold water. Pro Tip 2/2Material Matters Natural fibers like cotton shrink more easily than synthetics. Synthetic blends resist shrinkage better than pure cotton.