viscous

adjective

vis·cous | \ˈvi-skəs

Definition of viscous

1 : having a thick or sticky consistency : viscid viscous secretions viscous corn syrup

2 technical : having or characterized by a high resistance to flow viscous lava

Other Words from viscous Synonyms & Antonyms More Example Sentences Learn More about viscous

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Synonyms & Antonyms for viscous

Synonyms

ropy (also ropey), syrupy, thick, viscid

Antonyms

runny, soupy, thin, watery

Examples of viscous in a Sentence

viscous syrup that takes forever to pour from a narrow-neck bottle

Recent Examples on the Web

The Dawn spacecraft identified an unusual peak called Ahuna Mons that some have suggested is a cryovolcano, erupting viscous water ice. — John Timmer, Ars Technica, "Ice volcanoes have likely been erupting for billions of years on Ceres," 18 Sep. 2018 Oxygen-Depleted Blood This darker, viscous blood is made for smearing (á la the shower curtain in Psycho). — Gabriella Vigoreaux, Good Housekeeping, "How to Make Fake Blood for Halloween," 31 July 2018 At Lassen, where the magma is usually very viscous — kind of like a crystalline mush — new magma began lifting up toward the surface in 1914, rejuvenating the stagnant magma beneath the volcano, said USGS volcano scientist Mike Clynne. — Rong-gong Lin Ii, latimes.com, "A California volcano once obliterated a forest and propelled ash 280 miles. Experts say it offers a warning," 22 May 2018 Toward the end, the dancers clumped together and switched into a slow-motion mass, shape-shifting across the stage, with Stephanie Kim pulling away for a solo of a deliberate viscous quality. — Laura Bleiberg, latimes.com, "Barak Ballet at the Broad Stage: New moves for a company on the verge," 1 July 2018 The ionic liquid in his fuel cell is goopy, 10 times more viscous than water. — Robert F. Service, Science | AAAS, "Ammonia—a renewable fuel made from sun, air, and water—could power the globe without carbon," 12 July 2018 Kapoho managed to survive for two weeks after the first eruption, but its fortunes changed when less viscous lava spilled out. — Rong-gong Lin Ii, latimes.com, "Hawaii’s Kilauea volcano destroys 35 structures; scientists say additional eruptions are likely," 8 May 2018 Some polymers used in the machines are notorious for irreversibly yellowing, flaking, and turning cloudy and viscous. — Eve M. Kahn, New York Times, "No, Your Furniture Shouldn’t Drip or Burst," 2 Mar. 2018 MIAMI - One day in late May 2016, Roger Stone - the political dark sorcerer and longtime confidant of Donald Trump - slipped into his Jaguar and headed out to meet a man with a Make America Great Again hat and a viscous Russian accent. — BostonGlobe.com, "Trump associate Roger Stone reveals new contact with Russian national during 2016 campaign," 17 June 2018

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