凝胶 Traditional form: 凝膠 Pinyin (reading): níngjiāo Definitions: gel Characters: 凝 - to coagulate, to congeal; to freeze 胶 - glue, gum, resin, rubber; sticky; to glue Traditional characters: 凝 - to coagulate, to congeal; to freeze 膠 - glue, gum, resin, rubber; sticky; to glue