"Heat dispersion" refers to the process of spreading or distributing heat energy away from its source, in order to prevent excessive heat buildup or concentration in one area. Full definition
Aluminum cylinders are Electrofusion - plated for low weight, long wear and excellent heat dispersion (topspeed.com)
By shifting the power management system and heat dispersion elements to our Dash Power Adapter, very little heat ever reaches your OnePlus 3T. (oneplus.com)
Their study adds to the existing model of heat dispersion in which water cools as the Gulf Stream moves toward the North Atlantic, becoming denser and eventually sinking below the surface. (discovermagazine.com)