| / English Dictionary |
ATOMIC NUMBER 4
I. (noun)
Sense 1
Meaning:
A light strong brittle grey toxic bivalent metallic element
Synonyms:
atomic number 4; Be; beryllium; glucinium
Classified under:
Hypernyms ("atomic number 4" is a kind of...):
metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)
Holonyms ("atomic number 4" is a substance of...):
beryl (the chief source of beryllium; colored transparent varieties are valued as gems)
chrysoberyl (a rare hard yellow green mineral consisting of beryllium aluminate in crystal form; used as a gemstone)
gadolinite; ytterbite (a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium)
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