sun

noun
\ˈsən \

Definition of sun 

(Entry 1 of 3)

1a often capitalized : the luminous celestial body around which the earth and other planets revolve, from which they receive heat and light, which is composed mainly of hydrogen and helium, and which has a mean distance from earth of about 93,000,000 miles (150,000,000 kilometers), a linear diameter of 864,000 miles (1,390,000 kilometers), and a mass 332,000 times greater than earth

b : a celestial body like the sun : star

2 : the heat or light radiated from the sun played in the sun all day

3 : one resembling the sun (as in warmth or brilliance)

4 : the rising or setting of the sun from sun to sun

in the sun

: in the public eye

under the sun

: in the world : on earth

sun

verb
sunned; sunning

Definition of sun (Entry 2 of 3)

transitive verb

: to expose to or as if to the rays of the sun

intransitive verb

: to sun oneself

Definition of Sun (Entry 3 of 3)

Sunday

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Synonyms & Antonyms for sun

Synonyms: Noun

aurora, cockcrow, dawn, dawning, day, daybreak, daylight, light, morn, morning, sunrise, sunup

Antonyms: Noun

nightfall, sundown, sunset

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Examples of sun in a Sentence

Noun

The rain has stopped and the sun is shining. The sun rises in the east and sets in the west. the warmth of the sun's rays They dream of traveling to distant suns. Try to keep out of the sun. The cat lay basking in the sun.

Verb

People sunned themselves on the hillside.
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Recent Examples on the Web: Noun

Isabella was allowed inside to visit her daughter while her boyfriend and the others waited in Ms. Muñoz’s S.U.V. The vehicle idled with the air-conditioning blasting in the South Texas summer sun. New York Times, "‘It’s Like Each Day Is a Year’: A Migrant Mother’s Wait for a Reunion," 13 July 2018 But for wizards and witches ready to take on the lines and sun, Universal Studios Hollywood has a treat for you. Carly Mallenbaum, USA TODAY, "Taste test: New Butterbeer Ice Cream at Harry Potter's Wizarding World," 12 July 2018 Also, growers should not spray plants with water, as droplets on leaves can magnify the sun’s intensity. Sara Cardine, latimes.com, "Acres of historic camellias at Descanso Gardens scorched during weekend’s triple-digit heat," 12 July 2018 The couple, who were set to tie the knot in an outdoor ceremony on the beach in Pascagoula, Mississippi, were hopeful for sun. Meghan Overdeep, ajc, "Mississippi couple hosts wedding in their home after strangers’ beach ceremony was rained out," 12 July 2018 The couple, who were set to tie the knot in an outdoor ceremony on the beach in Pascagoula, Mississippi, were hopeful for sun. Meghan Overdeep, Southern Living, "Mississippi Couple Hosts Wedding In Their Home After Strangers’ Beach Ceremony Was Rained Out," 11 July 2018 Outside the window though, there's no rooster crowing or sun creeping over a bucolic field: Sonia lives in a two-bedroom apartment in downtown Cedar Rapids, Iowa. Tracy Saelinger, Woman's Day, "Gardening Led This Veteran to a New Life of Hope and Healing," 11 July 2018 Stan Natonek, physics teacher at Richards High School, explained the science behind the aesthetic allure of the setting sun’s spectacle. Donna Vickroy, Daily Southtown, "People gather at waterfronts to watch the sun set on the Southland," 11 July 2018 Where gray leaf spot will show up in both sun and shade, chinch bugs will always be in the hottest, sunniest parts of your yard. Neil Sperry, star-telegram, "Here’s your gardening to-do list for the second part of the summer," 11 July 2018

Recent Examples on the Web: Verb

Alligators at The Shallotte River Swamp Park in Ocean Isle Beach, North Carolina, had a chance to thaw out and sun themselves after temperatures rose above freezing on January 9. Mark Price, charlotteobserver, "This NC town hopes to attract more tourists - by letting them hunt alligators | Charlotte Observer," 25 Apr. 2018 Imagine robot planters the size of small bears, lumbering slowly around gardens and parks, looking for a place to sun themselves. James Vincent, The Verge, "This sun-chasing robot looks after the plant on its head," 12 July 2018 Sure enough, after swimming in calm waters, the reptile sauntered onto the shore and sunned itself a bit, before walking toward a lagoon on the other side of the island. Howard Cohen, miamiherald, "This alligator didn't mind saltwater as it swam and sunned itself on a Florida beach," 19 June 2018 Some played cards while others were sunning themselves on the hillside, inside the one-acre barbed-wire enclosure. Johnny Miller, San Francisco Chronicle, "Rockers rebuffed over RFK wake," 6 June 2018 On Saturday morning, people were already scarfing down gooey slices of Pantaleo’s cheese pizza off of flimsy paper plates and sunning on beach towels around the pool’s perimeter. Emily Williams, BostonGlobe.com, "The city’s two public outdoor pools and South Boston ‘family-friendly’ beach open this weekend," 16 June 2018 Brackenridge Park: With 343 acres divided by the San Antonio River, the park is the perfect place to picnic, take a walk or catch a glimpse of turtles sunning. Mary Mills Heidbrink, San Antonio Express-News, "San Antonio offers multitude of choices for getting back to nature," 11 June 2018 Wrinkles, thinning and sagging skin, and sun spots known collectively as photoaging have all led to explosive growth in the global anti-aging skin care market. Dr. Melina Jampolis, CNN, "Aging gracefully: Tightening your skin safely and effectively," 16 May 2018 Shelter Island Heights, for instance, the neighborhood near the North Ferry terminal, has frilly Victorians sunning themselves on hillsides overlooking the harbor and yacht club. Julie Lasky, New York Times, "Shelter Island, N.Y.: A Paradise That Has Its Challenges," 16 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sun.' 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 sun

Noun

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

Verb

15th century, in the meaning defined at transitive sense

History and Etymology for sun

Noun

Middle English sunne, from Old English; akin to Old High German sunna sun, Latin sol — more at solar

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Statistics for sun

Last Updated

8 Nov 2018

Look-up Popularity

Time Traveler for sun

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

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More Definitions for sun

sun

noun

English Language Learners Definition of sun

 (Entry 1 of 2)

: the star that the Earth moves around and that gives the Earth heat and light

: any star that has planets which move around it

: the heat or light produced by the sun : sunshine or sunlight

sun

verb

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

: to sit or lie in the light of the sun especially in order to make your skin darker

sun

noun
\ˈsən \

Kids Definition of sun

 (Entry 1 of 3)

1 : the heavenly body in our solar system whose light makes our day and around which the planets revolve

2 : sunshine sense 1 I'm going outside to get some sun.

3 : a heavenly body like our sun

sun

verb
sunned; sunning

Kids Definition of sun (Entry 2 of 3)

: to expose to or lie or sit in the rays of the sun

Kids Definition of Sun.

Sunday

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Comments on sun

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