How to Use cobalt in a Sentence

cobalt

noun
Definition of cobaltnext
  • China refines 60% of the world’s lithium and 80% of the cobalt.
    — Matt McFarland, CNN, 22 Feb. 2022
  • Dusk faded, moving from shades of pink and blue to a deep cobalt.
    — Alfredo Corchado, Dallas News, 20 Apr. 2023
  • Take blue and white to the next level with a vibrant burst of cobalt, like in this dreamy kitchen by Mark D. Sikes.
    — Hadley Mendelsohn, House Beautiful, 1 Feb. 2023
  • Much of the world's cobalt comes from the Democratic Republic of the Congo.
    — Victoria Beaule, ABC News, 8 Feb. 2023
  • Whales frolic in the cobalt waters, while seabirds flit in the salt winds overhead.
    — Sara Miller Llana, The Christian Science Monitor, 29 Sep. 2021
  • Beauty, lust, dirt, and money soaked in cobalt around me.
    — Natasha Rao, The Atlantic, 27 Oct. 2024
  • Shop it in black, cobalt, or pink, and pair it with glam hoops to up the overall elegance.
    — Rachel Sylvester, Glamour, 9 Nov. 2023
  • The word cobalt comes from the German word kobold, meaning goblin.
    — Caroline Delbert, Popular Mechanics, 18 Aug. 2022
  • The debris from the products caused cobalt and chromium to build up in patients’ blood.
    — The Salt Lake Tribune, 23 May 2021
  • Shop it in black, cobalt, or pink, and pair it with glam hoops to up the overall elegance.
    — Rachel Sylvester, Glamour, 6 Jan. 2025
  • Tops are iron, with four unpaired 3d electrons, and cobalt, with three.
    — IEEE Spectrum, 22 Mar. 2023
  • The color scheme continued with her teal and cobalt shoes and turquoise hair.
    — Sarah Spelling, Vogue, 4 Aug. 2021
  • The two-mile stretch of sand features mountain views and cobalt water.
    — Megan Wood, Travel + Leisure, 3 Aug. 2021
  • The cobalt shade extends from her roots to the long bangs that fall right at her eyes, covering her brows.
    — Gabi Thorne, Allure, 27 Sep. 2021
  • This year, cobalt prices have jumped some forty per cent, to more than twenty dollars a pound.
    — Nicolas Niarchos, The New Yorker, 24 May 2021
  • In addition to bold cobalt, this bag also comes in a creamy caramel shade.
    — Halie Lesavage, Harper's BAZAAR, 25 Jan. 2023
  • Take your pick from standout colors like brick red and blue cobalt.
    — Merrell Readman, Travel + Leisure, 29 Nov. 2024
  • The boxy, cobalt coat is being offered as a preorder on Gap’s site, priced at $200.
    — Steff Yotka, Vogue, 8 June 2021
  • In Lemon's photo, both wore blue pants suits — Malone in a navy color and Lemon in a cobalt shade.
    — Angel Saunders, Peoplemag, 1 Nov. 2023
  • Look at the race to mine and identify lithium and cobalt for instance.
    — Shivaram Rajgopal, Forbes, 1 Jan. 2022
  • Bathed in aqua and cobalt, the characters rise out of a ‘57 Chevy Bel Air convertible.
    — Deborah Vankin, Los Angeles Times, 9 June 2023
  • Iron has four unpaired 3d electrons, and cobalt, three.
    — IEEE Spectrum, 15 Nov. 2023
  • Shown here is the library room, where blue hues range from the crushed velvet upholstery to the muted cobalt of the walls.
    — Sunset Magazine, 18 Dec. 2020
  • No one really knows how much cobalt is in the Idaho Cobalt Belt.
    — Michael Holtz, The Atlantic, 24 Jan. 2022
  • With the dome a dizzying cobalt, the gray cloudscape above appeared orange.
    — BostonGlobe.com, 8 June 2021
  • Its value is so high because it's packed full of nickel, iron and cobalt.
    — Julius Lasin, USA TODAY, 9 Dec. 2021
  • On the left, a nickel cobalt manganese battery cell; on the right, a lithium iron phosphate cell.
    — Jonathan M. Gitlin, Ars Technica, 13 Feb. 2023
  • But more than 70% of the world’s supply of cobalt comes from the Democratic Republic of the Congo.
    — Robert Simpson, Forbes, 19 May 2022
  • Glencore is a major supplier of cobalt, a metal used to make lithium-ion batteries.
    — Dan Mangan,lora Kolodny, CNBC, 12 Feb. 2025
  • After that wildfire was quelled, experts found that ash contained a myriad of heavy metals, including lead, arsenic, copper and cobalt.
    — Tony Briscoe, Los Angeles Times, 30 Jan. 2025

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'cobalt.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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