strontium

stron·tium | \ ˈsträn(t)-sh(ē-)əm

, ˈsträn-tē-əm \

Definition of strontium

: a soft malleable ductile metallic element of the alkaline-earth group occurring only in combination and used especially in color TV tubes, in crimson fireworks, and in the production of some ferrites — see Chemical Elements Table

Examples of strontium in a Sentence

Recent Examples on the Web Subsequent layers, which include crystals of celestine (strontium sulfate), grew in waters somewhere around 70°C. — Sid Perkins, Science | AAAS, "How the world’s largest geode grew to half the size of a small bedroom," 18 Oct. 2019 Using the data from the X-shooter instrument on the European Southern Observatory's Very Large Telescope in Chile, astronomers were able to identify the strontium signature in the wake of the neutron star collision from 2017. — Ashley Strickland, CNN, "A collision of neutron stars created a fireworks element in space," 23 Oct. 2019 By 2014, Fukushima had two mobile strontium removal systems installed. — David Grossman, Popular Mechanics, "Would Japan Dump Radioactive Water Into the Pacific Ocean?," 12 Sep. 2019 Now, astronomers have also detected strontium, a heavy element, that was freshly made in the aftermath of the collision. — Ashley Strickland, CNN, "A collision of neutron stars created a fireworks element in space," 23 Oct. 2019 In 2017, researchers published their analysis of the strontium, carbon and nitrogen isotopes in the teeth of 52 of the over 140 victims whose remains have been recovered so far. — Erin Blakemore, National Geographic, "Puzzling artifacts found at Europe's oldest battlefield," 16 Oct. 2019 In addition to the speed factor, heavy elements like strontium also need incredibly hot environments full of free neutrons. — Ashley Strickland, CNN, "A collision of neutron stars created a fireworks element in space," 23 Oct. 2019 The end result: five Earth masses worth of strontium. — Daniel Clery, Science | AAAS, "Some of the universe’s heavier elements are created by neutron star collisions," 23 Oct. 2019 Researchers found levels of sulfur and strontium that suggested that the island’s bedrock may have changed, affecting the quality of the drinking water. — Fox News, "Woolly mammoth extinction took place on remote Arctic island," 7 Oct. 2019

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

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Last Updated

9 Jan 2020

Cite this Entry

“Strontium.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/strontium. Accessed 22 January 2020.

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More Definitions for strontium

strontium

noun

English Language Learners Definition of strontium

: a soft silver-white metal that is used in color TV tubes and red fireworks

See the full definition for strontium in the English Language Learners Dictionary

strontium

noun

stron·tium | \ ˈsträn-ch(ē-)əm

, ˈstränt-ē-əm

Medical Definition of strontium

: a soft malleable ductile bivalent metallic element of the alkaline-earth group occurring only in combination —symbol Sr — see Chemical Elements Table