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

The waste includes isotopes of iodine, strontium, americium, plutonium, uranium and other unstable elements, many of which are toxic as well as radioactive. Ralph Vartabedian, latimes.com, "Nuclear waste will be classified as safer under a controversial Trump administration change," 5 June 2019 The strontium levels within the bones matched with western Britain, a region that includes west Wales. David Grossman, Popular Mechanics, "The People Who Built Stonehenge Came From Wales," 3 Aug. 2018 Arginine bicarbonate plugs the exposed pores in your teeth for immediate relief, while other ingredients, such as potassium nitrate and strontium chloride, block pain signals to the brain. Joanne Chen, Redbook, "Teeth: An Owner's Manual," 24 July 2017 Using radiocarbon dating, the scientists analyzed the bones' strontium isotope ratios. David Grossman, Popular Mechanics, "The People Who Built Stonehenge Came From Wales," 3 Aug. 2018 The authors explain this difference by suggesting that the ice was eroding different rocks once these interglacial periods started; a similar conclusion is supported by strontium isotope data. John Timmer, Ars Technica, "Major Antarctic ice sheet shrank when it wasn’t much warmer than now," 20 Sep. 2018 The strontium analysis, published in a 2013 PNAS paper, supports this idea. Mark Barna, Discover Magazine, "When Farmers and Foragers First Met," 24 Oct. 2018 Human bones absorb the element strontium through water and plant foods. David Grossman, Popular Mechanics, "The People Who Built Stonehenge Came From Wales," 3 Aug. 2018 Life stories written in bone Different types of bedrock have different ratios of isotopes of the element strontium. Kiona N. Smith, Ars Technica, "People buried at Stonehenge may have come from as far away as Wales," 3 Aug. 2018

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.

See More

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

Keep scrolling for more

Learn More about strontium

Statistics for strontium

Last Updated

12 Jun 2019

Look-up Popularity

Time Traveler for strontium

The first known use of strontium was in 1808

See more words from the same year

Keep scrolling for more

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

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

Comments on strontium

What made you want to look up strontium? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

incapable of being surmounted or overcome

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!