hydrocolloid
/ˌhaɪdroʊˈkɑːlɔɪd/
noun
- A substance that forms a gel when mixed with water, used in medical dressings, food thickeners, and cosmetics.
- Many ice creams contain hydrocolloids to improve their texture and prevent ice crystals.
- Hydrocolloid patches are popular for treating acne because they absorb fluid from pimples.
- The nurse applied a hydrocolloid bandage to the blister to keep it clean and moist.