English Dictionary

ATOMIC NUMBER 25

 Dictionary entry overview: What does atomic number 25 mean? 

ATOMIC NUMBER 25 (noun)
  The noun ATOMIC NUMBER 25 has 1 sense:

1. a hard brittle grey polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many mineralsplay

  Familiarity information: ATOMIC NUMBER 25 used as a noun is very rare.


 Dictionary entry details 


ATOMIC NUMBER 25 (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

Classified under:

Nouns denoting substances

Synonyms:

atomic number 25; manganese; Mn

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)


 Context examples 


An element with atomic symbol Mn, atomic number 25, and atomic weight 54.94.

(Manganese, NCI Thesaurus)



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