strontium
The metallic chemical element with an atomic number of 38The metallic chemical element (symbol Sr) with an atomic number of 38. It is a soft, reactive, silvery alkaline earth metal.
» Beryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
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2 senses(uncountable, usually)The metallic chemical element (symbol Sr) with an atomic number of 38. It is a soft, reactive, silvery alkaline earth metal.
Strontium
стро́нцийstróncij
стро́нційstróncij
a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite
(countable, usually)A single atom of this element.
Examples
2 sentencesBeryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
Strontium 90: One of the radioisotopes of strontium; part of radioactive fallout, harmful to human health.
Translations
9 languagesBy meaning 1
By meaning 1
By meaning 1
Origin
Coined by British chemist Humphry Davy in 1808, after the earlier term strontianite, for tCoined by British chemist Humphry Davy in 1808, after the earlier term strontianite, for the name of the Scottish town Strontian.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: strontiums| Singular | strontium |
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| Plural | strontiums |
regular
Synonyms
2 synonyms- a soft silver-white or yellowish metallic element of the alkali metal group; turns yellow in air; occurs in celestite and strontianite:Sratomic number 38
Word family
22 related wordsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable
See also
neighbours in the dictionaryDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.