1 [I,T] to change or make sth change from a solid to a liquid by means of heat （使）融化，熔化，溶解: When we got up in the morning the snow had melted. 我们早上起床时，雪已融化。First melt the butter in a saucepan. 先把黄油放在平底锅内溶化。 ☞Look at thaw. 参看thaw。

2 [I] (used about sb's feelings, etc) to become softer or less strong （指感情等）软化: My heart melted when I saw the baby. 一见那个婴儿，我心就软下来了。