Spongy confection made of gelatin and sugar and corn syrup and dusted with powdered sugar WordNet 3.0 & Open English WordNet

Marshmallow is a type of confectionery that is typically made from sugar, water and gelatin whipped to a solid-but-soft consistency. Wikipedia

A sweet originally made from the marsh mallow Wikipedia Disambiguation

Confection typically made from sugar, water and gelatin. Wikipedia Disambiguation

A type of confectionery, originally (since Ancient Egyptian times) made from this plant, but now generally made of sugar or corn syrup, gelatin that has been pre-softened in water, gum arabic, flavorings, and sometimes beaten egg whites, all whipped to a spongy consistency. Wiktionary

Confectionery. Wiktionary (translation)