Standard Lemma guide

eutectic

adj · noun · 5 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • US: /juˈtɛk.tɪk/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ɛktɪk

1

adj

Meaning 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.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Describing the thermodynamic equilibrium conditions where a liquid coexists with two solid phases.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: chemistry, natural-sciences, physical-sciences

Examples

  • For a mixture with two components at a fixed pressure, the eutectic reaction can only happen at a fixed chemical composition and temperature, called the eutectic point.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

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

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

The temperature of the eutectic point.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

a mixture of substances having a minimum melting point

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: mixture

History

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.

Across languages

Translations

8 source translations are retained for this English entry.

  • Catalan: eutèctic — describing chemical composition/temperature of a mixture that gives the lowest temperature at which it becomes fully molten
  • Finnish: eutektinen — describing chemical composition/temperature of a mixture that gives the lowest temperature at which it becomes fully molten
  • German: eutektisch — describing chemical composition/temperature of a mixture that gives the lowest temperature at which it becomes fully molten
  • Turkish: birerim — describing chemical composition/temperature of a mixture that gives the lowest temperature at which it becomes fully molten
  • Turkish: ötektik — describing chemical composition/temperature of a mixture that gives the lowest temperature at which it becomes fully molten
  • Finnish: eutektinen — chemistry: describing the thermodynamic equilibrium conditions where a liquid coexists with two solid phases
  • German: Eutektikum — material that has the composition of a eutectic mixture/alloy
  • Turkish: ötektik nokta — material that has the composition of a eutectic mixture/alloy