Definitions

1. noun

A device or machine for melting something, especially metal.

“The foundry used a large melter to melt down the steel.”

2. verb

To cause something to melt, especially by heat.

“The sun will melt the ice on the lake by summer.”

3. verb

To become or cause something to become soft or liquid, especially as a result of heat or moisture.

“The wax will melt in the warm sunlight.”