| / English Dictionary |
ATOMIC NUMBER 27
I. (noun)
Sense 1
Meaning:
A hard ferromagnetic silver-white bivalent or trivalent metallic element; a trace element in plant and animal nutrition
Synonyms:
atomic number 27; Co; cobalt
Classified under:
Hypernyms ("atomic number 27" 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.)
Hyponyms (each of the following is a kind of "atomic number 27"):
cobalt 60 (a radioactive isotope of cobalt with mass number 60; a source of exceptionally intense gamma rays; used in radiation therapy)
Holonyms ("atomic number 27" is a substance of...):
cobaltite (a rare silvery-white mineral; important ore of cobalt)
smaltite (a grey mineral consisting of cobalt arsenide and nickel; an important source of cobalt and nickel)
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