dermatologist(n.) One who discourses on the skin and its diseases; one versed in dermatology; especially, a physician with specialized training in dermatology, licensed to practise as a specialist in treating diseases of the skin.
Melting Point: Everyday and Scientific Definitions. Now that we know something about phase diagrams, it will make more sense why scientists define melting point the way they do. First, in everyday terms, the melting point is the temperature at which a substance melts or freezes.
What is melting and sublimation? Melting is the transition of a substance from the solid to the liquid phase. Sublimation is the transition of a substance directly from the solid to the gas phase without â¦ passing through an intermediate liquid phase.