noun
Refers to a wavy or crimped texture, often used for hair, fabric, or fibers. Technical term in textile engineering.
この繊維は捲縮が強いので、ふんわりとした風合いが出る。
This fiber has strong crimp, giving it a fluffy texture.
パーマで髪に捲縮をつける。
Add crimp to the hair with a perm.
Compound of 捲 (roll up, wind) and 縮 (shrink, contract). The exact historical derivation is uncertain; the spelling is conventionally associated with crimped or wavy texture.