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 Their team analyzed the teeth and bones of 73 victims, measuring strontium and oxygen isotope ratios. Bridget Alex, Science | AAAS, "Shrine of decapitated heads suggests violence against foreigners in ancient Mexico," 17 Dec. 2020 The soil and water in a region has a distinctive ratio of strontium isotopes. Colin Barras, Science | AAAS, "3300-year-old baboon skull may tell of mysterious ancient kingdom," 15 Dec. 2020 As a result, different rock formations have different strontium signatures, and local animals can acquire those unique signatures via food and water. Megan Gannon, Smithsonian Magazine, "Humans Have Been Taking Out Insurance Policies for at Least 30,000 Years," 9 Mar. 2020 The strontium ratio in the tooth enamel confirmed that the ancient baboon had not been born in Egypt. Colin Barras, Science | AAAS, "3300-year-old baboon skull may tell of mysterious ancient kingdom," 15 Dec. 2020 Two elements remain, cesium and strontium, that are dangerously radioactive for some 270 years. William Levin, National Review, "We Have Time to Prevent Climate Change," 15 Dec. 2020 The scientists also used strontium isotope analyses to relate the chemical composition of the Neanderthal baby teeth to that of archaeological rodent teeth found in the same geographic context. Francesca Giuliani-hoffman, CNN, "Neanderthal children grew and were weaned much like modern humans, new study says," 3 Nov. 2020 Strontium has 38 protons, and the diameter of a strontium atom is a few millionths of a millimeter. Avery Thompson, Popular Mechanics, "Here Is a Photo of a Single Atom," 16 Nov. 2020 Combined with chemical analysis looking at the strontium concentration in the teeth, information from these growth lines provided important information about the chronology of weaning in our evolutionary cousins. Francesca Giuliani-hoffman, CNN, "Neanderthal children grew and were weaned much like modern humans, new study says," 3 Nov. 2020

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

Time Traveler for strontium

Time Traveler

The first known use of strontium was in 1808

See more words from the same year

Statistics for strontium

Last Updated

8 Feb 2021

Cite this Entry

“Strontium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/strontium. Accessed 4 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

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

Test Your Vocabulary

Who Knew?

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!