fusion

noun, often attributive
fu·​sion | \ ˈfyü-zhᵊn \

Definition of fusion

1 : the act or process of liquefying or rendering plastic by heat
2 : a union by or as if by melting: such as
a : a merging of diverse, distinct, or separate elements into a unified whole Opera is a fusion of several arts.
b : a political partnership : coalition a fusion of Democrats and independent RepublicansN. Y. Times
c : popular music combining different styles (such as jazz and rock)
d : food prepared using techniques and ingredients of two or more ethnic or regional cuisines a restaurant that specializes in Indian-Chinese fusion

called also fusion cuisine

3 : the union of atomic nuclei to form heavier nuclei resulting in the release of enormous quantities of energy when certain light elements unite nuclear fusion

Keep scrolling for more

Examples of fusion in a Sentence

a fusion of different methods a fusion of musical styles The show is a fusion of news and entertainment. The fusion of different cultural influences is evident in her sculpture.
See More

Recent Examples on the Web

Building pressure and heat created nuclear fusion, which ignited the star into shining. Jill Kiedaisch, Popular Mechanics, "When the Sun Dies, a Giant Crystal Will Take Its Place," 11 Jan. 2019 The newborn star lit up with nuclear fusion, sending light and heat out into the spinning circumstellar disk. Sarah Kaplan, chicagotribune.com, "Many asteroids might be remnants of 5 destroyed worlds, scientists say," 3 July 2018 New spins on international cuisines include contemporary Indonesian, California and Gujarati fusion, modern Moroccan and fast-casual Mediterranean. Ashley Day, USA TODAY, "50+ standout restaurant openings in 2018," 29 June 2018 Yelp and Facebook reviewers are raving about Houston's selection of Mediterranean, Asian and Tex Mex fusion, not to mention hot dogs that are really about the toppings. Dana Burke, Houston Chronicle, "Houston-area food trucks worth hunting down," 31 May 2018 The casual eatery in Oak Lawn will center on seasonal American fusion fare, which means dishes with ingredients and technique from Europe, Asia, and the U.S. Think: seasonal product, veggie-forward cookery, and an onsite garden. Kat Odell, Vogue, "2019’s Most Anticipated American Restaurant Openings," 3 Jan. 2019 For 85 years, the modernity of the Lacoste style lies in this singular fusion of sport and fashion. Amira Rasool, Teen Vogue, "Lacoste Makes History by Appointing Louise Trotter as Its First Female Creative Director," 5 Oct. 2018 For you, Sagittarius darling, this energy creates a dynamic fusion between your fantasy and reality. Aliza Kelly Faragher, Allure, "What September's Sagittarius Horoscope Means for You," 30 Aug. 2018 The supercomputers can be used to forecast climate change, look into a cure for cancer, and research nuclear fusion, among other tasks. Shannon Liao, The Verge, "The US now has the two fastest supercomputers in the world," 12 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fusion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of fusion

14th century, in the meaning defined at sense 1

History and Etymology for fusion

borrowed from Medieval Latin fūsiōn-, fūsiō "process of pouring, casting of molten metal," going back to Latin, "process of pouring, effusion," from fud-, variant stem of fundere "to pour, shed, cast (liquid metal)" (Medieval Latin also, "to melt down, make liquid") + -tiōn-, -tiō, suffix of verbal action — more at found entry 5

Keep scrolling for more

Learn More about fusion

Statistics for fusion

Last Updated

12 Feb 2019

Look-up Popularity

Time Traveler for fusion

The first known use of fusion was in the 14th century

See more words from the same century

Keep scrolling for more

More Definitions for fusion

fusion

noun

English Language Learners Definition of fusion

: a combination or mixture of things
physics : a process in which the nuclei of atoms are joined
: a type of popular music that combines different styles (such as jazz and rock)

fusion

noun
fu·​sion | \ ˈfyü-zhən \

Kids Definition of fusion

1 : an act of fusing or melting together
2 : union by or as if by melting
3 : union of atomic nuclei to form heavier nuclei resulting in the release of enormous quantities of energy

fusion

noun, often attributive
fu·​sion | \ ˈfyü-zhən \

Medical Definition of fusion

1a : the act or process of liquefying or rendering plastic by heat
b : the liquid or plastic state induced by heat
2 : a union by or as if by melting together: as
a : a merging of diverse elements into a unified whole specifically : the blending of retinal images in binocular vision
b : a combination of ingredients achieved by heating and mixing together

c

(1) : a blend of sensations, perceptions, ideas, or attitudes such that the component elements can seldom be identified by introspective analysis
(2) : the perception of light from a source that is intermittent above a critical frequency as if the source were continuous

called also flicker fusion

— compare flicker
d : the surgical immobilization of a joint — see spinal fusion
3 : the union of atomic nuclei to form heavier nuclei resulting in the release of enormous quantities of energy when certain light elements unite

called also nuclear fusion

Other Words from fusion

fusional \ -​ᵊl \ adjective

Keep scrolling for more

Comments on fusion

What made you want to look up fusion? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

excited commotion or publicity

Get Word of the Day daily email!

Test Your Vocabulary

What did you just call me?! A Quiz

  • rows-of-various-emoji
  • If a member of the audience describes your speech as bombastic, does that person mean it is:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!