beryllium
The chemical element with an atomic number of 4The chemical element (symbol Be) with an atomic number of 4; a soft silvery-white low density alkaline earth metal with specialist industrial applications.
» Beryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
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2 senses(uncountable)The chemical element (symbol Be) with an atomic number of 4; a soft silvery-white low density alkaline earth metal with specialist industrial applications.
Beryllium
бери́ллийberíllij
бери́лійberýlij
The chemical element (symbol Be) with an atomic number of 4; a soft silvery-white low density alkaline earth metal with specialist industrial applications.
(countable)An atom of this element.
- a light strong brittle grey toxic bivalent metallic element
Examples
1 sentencesBeryllium, magnesium, calcium, strontium, barium and radium are alkaline earth metals.
Translations
9 languagesBy meaning 1
By meaning 1
By meaning 1
Origin
From beryl + -ium, so called because the element is a key component of the mineral beryl.From beryl + -ium, so called because the element is a key component of the mineral beryl.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: berylliums| Singular | beryllium |
|---|---|
| Plural | berylliums |
regular
Synonyms
4 synonymsWord family
23 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.