← BackshareGuessultrasoft/ˌʌltrəˈsɔft/adjectiveExtremely soft in texture or feel.She bought an ultrasoft microfiber towel that dried her hair without frizz.The new memory foam pillow is ultrasoft yet supportive.The baby's blanket was ultrasoft, made from the finest cashmere.SynonymssilkyplushvelvetyAntonymsroughcoarse