melt

https://doi.org/10.1351/goldbook.12786
Matter in the amorphous state above its glass-transition temperature.
Note: A melt has the physical properties of a liquid.
Source:
PAC, 2013, 85, 1017. (Glossary of terms relating to thermal and thermomechanical properties of polymers (IUPAC Recommendations 2013)) on page 1033 [Terms] [Paper]