Thaw

Part of speech: noun (n.)

The melting of ice, snow, or other congealed matter; the resolution of ice, or the like, into the state of a fluid; liquefaction by heat of anything congealed by frost; also, a warmth of weather sufficient to melt that which is congealed. Dryden.

Part of speech: verb (v.)

1. To melt, dissolve, or become fluid; to soften; -- said of that which is frozen; as, the ice thaws.

2. To become so warm as to melt ice and snow; -- said in reference to the weather, and used impersonally.

3. Fig.: To grow gentle or genial.

Part of speech: verb (v.)

To cause (frozen things, as earth, snow, ice) to melt, soften, or dissolve.