English Explanatory Dictionary

eutectic

English dictionary entry

Meanings

adj
  1. 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.
  2. Describing the thermodynamic equilibrium conditions where a liquid coexists with two solid phases.
noun
  1. A material that has the composition of a eutectic mixture or eutectic alloy.
  2. The temperature of the eutectic point.

Pronunciation

/juˈtɛk.tɪk/ LL-Q1860 (eng)-Wodencafe-eutectic.wav

Word forms

eutectic eutectics

Etymology

From Ancient Greek εὔτηκτος (eútēktos, “easily melted”), from εὖ (eû, “well”) + τήκω (tḗkō, “to melt”). Coined as an adjective (along with the noun eutexia) by British scientist Frederick Guthrie in 1884.

Derived words

anchieutectic eutectic alloy eutectic mixture eutectic point eutectofelsite eutectoid eutectophyre hypereutectic hypereutectoid hypoeutectic hypoeutectoid
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