Definition of "eutectic"

Describing the chemical composition or temperature of a mixture of substances that gives the lowest temperature at which the mixture becomes fully molten. A further requirement is that that temperature is lower than the melting point of any of the pure component substances.  examples

(chemistry) Describing the thermodynamic equilibrium conditions where a liquid coexists with two solid phases.  examples

A material that has the composition of a eutectic mixture or eutectic alloy.  examples

The temperature of the eutectic point.  examples