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ATOMIC NUMBER 25
I. (noun)
Sense 1
Meaning:
A hard brittle grey polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many minerals
Synonyms:
atomic number 25; manganese; Mn
Classified under:
Hypernyms ("atomic number 25" 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 25" is a substance of...):
hausmannite (a mineral consisting of manganese tetroxide; a source of manganese)
manganite (a black mineral consisting of basic manganese oxide; a source of manganese)
psilomelane (a mineral consisting of hydrated basic oxide of manganese and barium; a source of manganese)
pyrolusite (a mineral consisting of manganese dioxide; an important source of manganese)
rhodochrosite (a mineral consisting of manganese carbonate; a source of manganese)
