melt in

melt in

1. To turn from a solid into a liquid in the presence of high temperatures or inside of something that is very hot. They should have known an ice sculpture would melt in this heat! My chocolate bar melted in the car.
2. To be very uncomfortable and produce a lot of sweat because of high temperatures or a source thereof. I feel like I'm melting in this weather—let's go to the pool to cool off. My parents are coming from Toronto to visit me in Texas—they're going to melt in this heat!
See also: melt
Farlex Dictionary of Idioms.

melt in something

 
1. [for something] to melt to a liquid at a high temperature. Surely the plastic cup will melt in such heat. This tray will melt in the oven, so keep it out of there.
2. [for something] to dissolve in a particular liquid. Sugar melts in hot water easily. Will this substance melt in heated water?
See also: melt
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • melt down
  • submerge
  • submerge (someone or something) in (something)
  • submerge in
  • submerged
  • melt into
  • strain off
  • strain out
  • liquid refreshment
  • channeling
References in periodicals archive
The chocolate kisses should melt in your hand, because chocolate's melting point is lower than the average human body temperature: 37[degrees]C (98.6[degrees]F),
Hands-on science (no lab required)
Residence time of melt in the die-land region is so short that temperatures there can be set relatively high.
Troubleshooting Melt Fracture
If we all attained the American--or to be fair the European--standard of living the world would not only run out of resources but would drown in its own pollution and/or melt in its own exhaust heat.
One World Emerging? Convergence and Divergence in Industrial Societies
Dual-output power units make it possible to simultaneously melt in one furnace and hold with power in a second pouring furnace, increasing production up to 40% at the same KVA compared to a single furnace/single power unit system and by up to 20% compared to a 'butterfly' batch melting system with two furnaces and a single power supply.
Speakers Focus on Improving Melt Efficiency, Process Control
"Less fuel is generally required to melt iron in the foundry office than is required to melt in a cupola."
Basic cupola rules still apply after 200 years
To ensure that flux does its job effectively, it must be applied to the melt in a TABULAR DATA OMITTED safe and efficient manner.
Solid fluxing practices for aluminum melting
Prior to the development of the solid-state systems, erosion of the refractory wall resulted in increased electrical demand due to a change in coupling between the coil and melt in the lower frequency systems.
Designs and operation of melting furnaces differ markedly