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Webster 1913 Edition

Fusion

Fu′sion

,
Noun.
[L.
fusio
, fr.
fundere
,
fusum
to pour, melt: cf. F.
fusion
. See
Fuse
,
Verb.
T.
, aud cf,
Foison
.]
1.
The act or operation of melting or rendering fluid by heat; the act of melting together;
as, the fusion of metals
.
2.
The state of being melted or dissolved by heat; a state of fluidity or flowing in consequence of heat;
as, metals in fusion
.
3.
The union or blending together of things,
as, melted together
.
The universal
fusion
of races, languages, and customs . . .
had produced a corresponding
fusion
of creeds.
C. Kingsley.
Watery fusion
(Chem.)
the melting of certain crystals by heat in their own water of crystallization.
4.
(Biol.)
The union, or binding together, of adjacent parts or tissues.

Webster 1828 Edition

Fusion

FU'SION

,
Noun.
s as z. [L. fusio, from fundo, fusum.]
1.
The act or operation of melting or rendering fluid by heat,without the aid of a solvent; as the fusion of ice or of metals.
2.
The state of being melted or dissolved by heat; a state of fluidity or flowing in consequence of heat; as metals in fusion.
Watery fusion, the melting of certain crystals by heat in their own water of crystallization.

Definition 2024

Fusion

Fusion

See also: fusion and fusión

German

Noun

Fusion f ‎(genitive Fusion, plural Fusionen)

  1. (economics) merger (legal union of two or more corporations into a single entity)
  2. more generally, fusion in some other technical contexts

fusion

fusion

See also: Fusion and fusión

English

Noun

fusion ‎(countable and uncountable, plural fusions)

  1. The act of merging separate elements, or the result thereof.
    1. (physics) A nuclear reaction in which nuclei combine to form more massive nuclei with the concomitant release of energy.
    2. (music) A style of music that blends disparate genres; especially types of jazz.
    3. A style of cooking that combines ingredients and techniques from different countries or cultures
    4. The act of melting or liquefying something by heating it.
      • 1855, James David Forbes, “On Glaciers In General”, in Occasional Papers on the Theory of Glaciers, published 1859, page 239:
        From a vault in the green-blue ice, more or less perfectly formed each summer, the torrent issues, which represents the natural drainage of the valley, derived partly from land-springs, partly from fusion of the ice.
      • 1951, Peter L. Paull & Frederick Burton Sellers, Method of Reducing Metal Oxides, US Patent 2740706:
        The upper limit of temperature is determined by the point at which fusion of the ore takes place, or often, for practical purposes, the temperature at which the ore softens and agglomerates.
      • 2002, Philippe Rousset, “Modeling Crystallization Kinetics of Triacylglycerols”, in Alejandro G. Marangoni & Suresh Narine, editors, Physical Properties of Lipids, ISBN 0824700058:
        Below the temperature of fusion of the solid phase, the growth rate of the solid/ liquid interface at low undercooling is affected mainly by undercooling.
    5. (genetics) The result of the hybridation of two genes which originally coded for separate proteins.
    6. (cytology) The process by which two distinct lipid bilayers merge their hydrophobic core, resulting in one interconnected structure.
    7. (fiction) The act of two characters merging into one, typically more powerful, being; or the merged being itself.

Antonyms

  • (nuclear reaction in which nuclei combine): fission

Derived terms

Related terms

Translations

French

Etymology

From Middle French fusion, a Latin fūsiō, fūsiōnem.

Noun

fusion f ‎(plural fusions)

  1. fusion (act of melting or liquefying something by heating it)
  2. (figuratively) mix; mixture

Middle French

Etymology

Borrowing from Latin fūsiō, fūsiōnem.

Noun

fusion f (plural fusions)

  1. fusion (act of melting or liquefying something by heating it)

Descendants

Pronunciation

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