melt

verb

• 1make or become liquefied by heating: [with object]:the hot metal melted the wax (as adjective melted)asparagus with melted butter [no object]:place under a hot grill until the cheese has melted
• [with object] (melt something down) melt a metal article so as to reuse the raw material:beautiful objects are being melted down and sold for scrap
• [no object] dissolve in liquid:add 400g sugar and boil until the sugar melts
• [no object] informal (of a person) suffer extreme heat.

• 2make or become more tender or loving: [with object]:Richard gave her a smile which melted her heart [no object]:she was so beautiful that I melted

• 3 [no object, with adverbial] disappear or disperse:the compromise was accepted and the opposition melted away
• (melt into) change or merge imperceptibly into (another form or state):the cheers melted into gasps of admiration

noun

• an act or period of melting:the precipitation falls as snow and is released during the spring melt
• [mass noun] metal or other material in a melted condition.
• a quantity of metal melted at one operation.
• [with modifier] North American a sandwich, hamburger, or other dish containing or topped with melted cheese:a tuna melt