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• sol
  sol

  noun

  the syllable used for the fifth tone of a diatonic scale.
• Sol
  Sol

  noun

  an ancient Roman god personifying the sun.
• SOL
  SOL

  abbreviation

  shit out (of ) luck (a euphemistic initialism used to avoid explicit vulgarity). See shit.
• -sol
  -sol

  a combining form meaning “soil” of the kind specified by the initial element.
• sol.
  sol.

  abbreviation

  soluble.
• Sol.
  Sol.

  abbreviation

  Solicitor.

sol

¹ American  

[sohl] / soʊl /

noun

Music.

1. the syllable used for the fifth tone of a diatonic scale.

2. (in the fixed system of solmization) the tone G.

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sol ² American  

[sohl, sol] / soʊl, sɒl /

noun

1. a former coin and money of account of France, the 20th part of a livre and equal to 12 deniers: originally gold, later silver, finally copper, it was discontinued in 1794.

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sol ³ American  

[sohl, sol, sawl] / soʊl, sɒl, sɔl /

noun

• sols,
  plural
• soles
  plural

1. a bronze coin and monetary unit of Peru, equal to 100 centavos. S.

2. Also called libra.  a former gold coin of Peru.

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sol ⁴ American  

[sawl, sol] / sɔl, sɒl /

noun

Physical Chemistry.

1. a fluid colloidal solution.

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Sol ⁵ American  

[sol] / sɒl /

noun

1. an ancient Roman god personifying the sun.

2. the sun, personified by the Romans as a god.

3. a male given name, form of Solomon.

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SOL ⁶ American  

Or S.O.L.

abbreviation

Slang.

1. shit out (of ) luck (a euphemistic initialism used to avoid explicit vulgarity). See shit.

2. strictly out (of ) luck.

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-sol ⁷ American  

1. a combining form meaning “soil” of the kind specified by the initial element.

   spodosol.

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sol. ⁸ American  

abbreviation

1. soluble.

2. solution.

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Sol. ⁹ American  

abbreviation

1. Solicitor.

2. Bible. Song of Solomon.

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Sol ¹ British  

/ sɒl /

noun

1. Greek counterpart: Helios.  the Roman god personifying the sun

2. a poetic word for the sun

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Sol. ² British  

abbreviation

1. Also: Solr.  solicitor

2. Bible Solomon

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sol ³ British  

/ səʊl /

noun

1. short for new sol

2. a former French copper or silver coin, usually worth 12 deniers

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sol ⁴ British  

/ sɒl /

noun

1. music another name for soh

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sol ⁵ British  

/ sɒl /

noun

1. a colloid that has a continuous liquid phase, esp one in which a solid is suspended in a liquid

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sol ⁶ British  

/ sɒl /

noun

1. astronomy a solar day as measured on the planet Mars, equal to 24.65 hours

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Other Word Forms

Noun Inflected Forms

• soles
  plural
• sols
  plural

Etymology

Origin of sol¹

First recorded in 1275–1325; Middle English, from Latin solve “free”; see origin at gamut

Origin of sol²

First recorded in 1575–85; from Old French sol ( French sou ), from Late Latin solidus; compare Italian soldo, Spanish sueldo; see origin at solidus ¹

Origin of sol³

First recorded in 1880–85; from Spanish: literally, “sun,” from Latin sōl

Origin of sol⁴

First recorded in 1895–1900; shortened form of hydrosol

Origin of -sol⁷

From the Latin word solum soil

Example Sentences

See Examples For:

sol Sol SOL sol. Sol. soles sols

Perseverance covered the marathon distance after five years and four months of driving, reaching the mark on the 1,890th Martian day, or sol, of its mission.

From Science Daily ● Jul. 14, 2026

Peru’s sol currency strengthened about 10% against the dollar in the last 12 months while the local stock market is booming.

From The Wall Street Journal ● Feb. 17, 2026

The word 'solstice' comes from the Latin sol, meaning 'sun', and sistere - to 'stand still'.

From BBC ● Dec. 1, 2025

“In Spanish we have a saying, ‘El sol sale para todos,’ or the sun rises for everybody.

From Los Angeles Times ● Jun. 17, 2025

Sol after sol went by, with the lone astronaut traveling in and out of the Hab almost daily.

From "The Martian" by Andy Weir

Grok 4.6 achieved a score in line with OpenAI’s GPT-5.6 Sol model, but not quite as good as Anthropic’s Claude Opus 5 and Fable 5 models, according to Artificial Analysis.

From MarketWatch ● Aug. 12, 2026

OpenAI's Sol was only blamed for two of the noted actions.

From BBC ● Aug. 5, 2026

Rates per million output tokens range from $12 for GPT-5.6 Terra and $30 for Sol, with Claude Sonnet 5 at $10 and Opus 5 at $25.

From The Wall Street Journal ● Aug. 5, 2026

OpenAI and Anthropic have both released their most powerful models this year, known as Sol and Mythos, respectively, boosting concerns across the industry about safety and security.

From Barron's ● Jul. 31, 2026

The one on the left, with the Sol Painting van parked out front, is ours.

From "Merci Suárez Changes Gears" by Meg Medina

Among other initiatives, the grant funded a counselor position and the creation of Project SOL, a program designed to support students pursuing a degree in science, technology, engineering or math.

From Los Angeles Times ● Oct. 14, 2025

SOL has dropped 51.14% since the furor around FTX began unfolding on Nov. 2.

From Reuters ● Dec. 28, 2022

The Virginia SOL passing rates for fourth- and eighth-grade reading and mathematics measure grade-level proficiency in reading or math.

From Washington Post ● May 19, 2022

That same year, 77% of Hispanic fourth-graders passed the SOL math test compared to 36% who passed the NAEP.

From Washington Times ● May 19, 2022

LOG ENTRY: SOL 207 I spent the last week recovering from back problems.

From "The Martian" by Andy Weir

A moment and you will see: sol, mi, fa, sol. . . there it is, in the groove, the true groove.

From Time Magazine Archive

"He's already fifty kilometers into the storm, and he'll go another ninety kilometers per sol. He'll get in too deep to recover soon."

From "The Martian" by Andy Weir

Copper chloride 100 parts Ferric chloride, sol. sp. gr.

From Photographic Reproduction Processes by Peter C. Duchochois

Calculate the percentage of potassium oxide in an impure sample of potassium carbonate from the following data: Weight of sample = 1.00 gram; HCl sol. used = 55.90 cc.;

From An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes by Henry P. Talbot

Therefore fiorino largo d'oro in oro should = 6 lire 12 sol. which it actually did.

From The History of Currency, 1252 to 1896 by William Arthur Shaw

In the Puerta del Sol. he was greeted by trumpeters, and again in front of the Cortes.

From Time Magazine Archive

This is my beloved, and this is my friend, O daughters of Jerusalem!—Song of Sol. v.

From Old Wine and New Occasional Discourses by Joseph Cross

The fear of being sold prompted Sol. to flee.

From The Underground Railroad A Record of Facts, Authentic Narratives, Letters, &c., Narrating the Hardships, Hair-Breadth Escapes and Death Struggles of the Slaves in Their Efforts for Freedom, As Related by Themselves and Others, or Witnessed by the Author. by William Still

For thou lovest all things that are and abhorrest nothing which thou hast made; for never wouldst thou have made any thing, if thou hadst hated it, Wis. of Sol. xi.

From Biblical Extracts Or, The Holy Scriptures Analyzed; Showing its Contradictions, Absurdities, and Immoralities by Robert Cooper

The rain—the warm, mild rain, not the winter's rain which, in the Song of Sol. ii.

From Christology of the Old Testament: And a Commentary on the Messianic Predictions, Vol. 1 by Ernst Wilhelm Hengstenberg

The shoes sport chunky soles with rigid, curved carbon plates and lightweight foam, and Nike asserts they improve running economy by as much as 4%.

From Los Angeles Times ● Apr. 27, 2026

The soles of Hannah Cox's trainers tell their own story.

From BBC ● Apr. 27, 2026

When super shoes debuted a decade ago, their chunky soles and springy inside plates revolutionized the world of running.

From The Wall Street Journal ● Apr. 19, 2026

She will re-glue the soles of her shoes so they last a little longer.

From Slate ● Apr. 19, 2026

My mouth is dry and tastes like I’ve been chewing the soles of old Nikes.

From "Dry" by Neal Shusterman and Jarrod Shusterman

The full extent of the formations appears in a 360-degree panorama captured on June 19 and 20, during the 4,930th and 4,931st Martian days, or sols, of the mission.

From Science Daily ● Aug. 1, 2026

That should happen about 60 Martian days, or sols, after landing.

From Slate ● Feb. 17, 2021

Before the outbreak, she earned around 45 sols a day — around $13 — collecting fares on a combi, one of the ramshackle minibuses that serve as public transport here.

From Washington Post ● Apr. 16, 2020

Recently, we reported on the use of tetraethylammonium-hydroxide silica sols to achieve homoepitaxial growth on exfoliated MFI nanosheets33.

From Nature ● Mar. 14, 2017

"Wow . . . 549. That's thirty-five sols before Watney runs out of food. That would solve everything."

From "The Martian" by Andy Weir

Related Words

• star
• sunlight