strontium

noun
stron·​tium | \ ˈsträn(t)-sh(ē-)əm How to pronounce strontium (audio) , 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 That lines up well with a previous study, in which archaeologists analyzed strontium isotopes in some of the bones from the Tollense battlefield. Kiona N. Smith, Ars Technica, "Archaeologists unearth a Bronze Age warrior’s personal toolkit," 18 Oct. 2019 Computer modeling revealed that strontium in the expanding ball of gas would absorb light at wavelengths of 350 and 850 nanometers. Daniel Clery, Science | AAAS, "Some of the universe’s heavier elements are created by neutron star collisions," 23 Oct. 2019 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

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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First Known Use of strontium

1808, in the meaning defined above

History and Etymology for strontium

New Latin, from strontia strontium oxide, from obsolete English strontian, from Strontian, village in Scotland

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Time Traveler for strontium

Time Traveler

The first known use of strontium was in 1808

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Statistics for strontium

Last Updated

6 Feb 2020

Cite this Entry

“Strontium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/strontium?pronunciation&lang=en_us&dir=s&file=stront02. Accessed 17 Feb. 2020.

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More Definitions for strontium

strontium

noun
How to pronounce strontium (audio)

English Language Learners Definition of strontium

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

strontium

noun
stron·​tium | \ ˈsträn-ch(ē-)əm How to pronounce strontium (audio) , ˈstränt-ē-əm How to pronounce strontium (audio) \

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

More from Merriam-Webster on strontium

Britannica.com: Encyclopedia article about strontium

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