rainbow

noun
rain·​bow | \ˈrān-ˌbō \

Definition of rainbow 

(Entry 1 of 2)

1 : an arc or circle that exhibits in concentric bands the colors of the spectrum and that is formed opposite the sun by the refraction and reflection of the sun's rays in raindrops, spray, or mist

2a : a multicolored array

b : a wide assortment or range a rainbow of flavors

3 [ from the impossibility of reaching the rainbow, at whose foot a pot of gold is said to be buried ] : an illusory goal or hope

rainbow

adjective

Definition of rainbow (Entry 2 of 2)

1 : having many colors

2 : of, relating to, or being people of different races or cultural backgrounds a rainbow coalition

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Other Words from rainbow

Noun

rainbowlike \ ˈrān-​ˌbō-​ˌlīk \ adjective

Examples of rainbow in a Sentence

Adjective

the rainbow costumes worn by mummers at Mardi Gras

Recent Examples on the Web: Noun

But the company did perform some clinical trials using a test known as the D15, in which subjects must arrange 15 colored circles in the order of the rainbow (that is, chromatically). Jennifer Ouellette, Ars Technica, "Spanish scientists: EnChroma glasses won’t fix your color blindness," 6 Nov. 2018 How about one that comes in every color of the rainbow, and then some? Avery Matera, Teen Vogue, "Kendall Jenner Wore a Red Puffer Jacket From Artizia," 18 Oct. 2018 Both Prada and Fendi have showed off their luxury takes on the look for Spring 2019, and the Hadid-beloved cult label By Far has churned out a version in every muted color of the rainbow. Liana Satenstein, Vogue, "The Hottest Bag of the Late ’90s Is Back," 9 Oct. 2018 Up on the rooftop, there are metal bar stools in every color of the rainbow, not to mention great city views. Adele Chapin, Condé Nast Traveler, "The 10 Best Rooftop Bars in Washington, D.C.," 12 July 2018 The devices now include a vast array of shapes and colors that go beyond the colors of the rainbow. New York Times, "Jersey City Makes a Statement With Fireworks Over the Hudson," 3 July 2018 Love accessorizing with every color of the rainbow? Tamara Fuentes, Seventeen, "10 Homecoming Nail Ideas That'll Help You Stand Out," 1 July 2018 Nearby at the intersection of Burlington and Prospect is the Walker School bee, painted in the colors of the rainbow and as bright, attracting and uplifting as the flowers bees are drawn to. Sara Clarkson, chicagotribune.com, "Bees on Parade creating a lot of buzz, beauty in Clarendon Hills," 28 June 2018 The jig and float method with either a sculpin or ginger micro jig, on 2-pound tippet is catching good numbers of rainbows. Tyler Mahoney, kansascity, "Fishing report: With summer settling in, morning bite is best most places," 27 June 2018

Recent Examples on the Web: Adjective

With that in mind, those with dark or rainbow hair most likely aren't the best suited for a mauve champagne hue. Devon Abelman, Allure, "Mauve Champagne Hair Is the Unexpected Way to Change Up Your Blonde for Fall," 24 Sep. 2018 The Harts did find a community that embraced their rainbow family. Lauren Smiley, Glamour, "Two White Moms. Six Black Kids. One Unthinkable Tragedy. A Look Inside the ‘Perfect’ Hart Family," 6 Sep. 2018 While rainbow jewelry is often dismissed as twee, these sparklers are all grown up. Hayley Phelan, New York Times, "How to Be a Poolside Pinup," 27 June 2018 Hundreds of people chanted slogans and waved rainbow flags on side streets along Istiklal Avenue, Istanbul’s main pedestrian thoroughfare. NBC News, "Turkish police disperse LGBTI activists holding banned march," 2 July 2018 Hundreds of people chanted slogans and waved rainbow flags on side streets along Istiklal Avenue, Istanbul's main pedestrian thoroughfare. Zeynep Bilginsoy, Fox News, "Turkish police disperse LGBTI activists holding banned march," 1 July 2018 More rainbow looks: Now check out this rainbow nail art: Follow Allure on Instagram and Twitter, or subscribe to our newsletter for daily beauty stories delivered right to your inbox. Melissa Minton, Allure, "Cardi B Debuts Rainbow Wig and Matching Heels in a New Instagram Celebrating Her Pregnancy," 7 June 2018 There’s rainbow flasks; shiny, rainbow boxer briefs in XXL; and bi and transgender flags. Petula Dvorak, Washington Post, "At Target and Walmart, Pride is profitable. The Supreme Court ought to drop by.," 7 June 2018 There's pretty much an option for every type of accessorizer, so go ahead and take your pick of the very best rainbow jewelry available to shop right now. Ana Colon, Glamour, "27 Rainbow Jewelry Pieces That Are Just Plain Fun," 6 June 2018

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

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First Known Use of rainbow

Noun

before the 12th century, in the meaning defined at sense 1

Adjective

1637, in the meaning defined at sense 1

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Statistics for rainbow

Last Updated

15 Nov 2018

Look-up Popularity

Time Traveler for rainbow

The first known use of rainbow was before the 12th century

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More Definitions for rainbow

rainbow

noun

English Language Learners Definition of rainbow

 (Entry 1 of 2)

: a curved line of different colors that sometimes appears in the sky when the sun shines through rain

rainbow

adjective

English Language Learners Definition of rainbow (Entry 2 of 2)

: of, relating to, or including people of different races, cultures, etc.

rainbow

noun
rain·​bow | \ˈrān-ˌbō \

Kids Definition of rainbow

: an arc of colors that appears in the sky opposite the sun and is caused by the sun shining through rain, mist, or spray

rainbow

noun
rain·​bow | \ˈrān-ˌbō \

Medical Definition of rainbow 

slang

: a combination of the sodium derivatives of amobarbital and secobarbital in a blue and red capsule

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Comments on rainbow

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