manganese

• manganesium, manganesum (obsolete)

From French manganèse, from Italian manganese, by alteration from Latin magnesia (“magnesia”), from Ancient Greek μαγνησία (magnēsía), after Μαγνησία (Magnēsía, “Magnesia”). Doublet of Magnesia, magnesia, and magnesium; more at magnet.

• (US) enPR: măngʹgə-nēz', -nēs'; IPA^(key): /ˈmæŋ.ɡəˌniz/, /ˈmæŋ.ɡəˌnis/

• Audio (Southern England)

  (file)

• (Received Pronunciation) IPA^(key): /ˈmæŋ.ɡəˌniːz/
• Hyphenation: man‧ga‧nese

manganese (countable and uncountable, plural manganeses)

1. (uncountable) A metallic chemical element (symbol Mn) with an atomic number of 25, not a free element in nature but often found in minerals in combination with iron, and useful in industrial alloy production.
   • 2013 September-October, Katie L. Burke, “In the News”, in American Scientist:

     Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis: […] . The evolutionary precursor of photosynthesis is still under debate, and a new study sheds light. The critical component of the photosynthetic system is the “water-oxidizing complex”, made up of manganese atoms and a calcium atom.

2. (countable) A single atom of this element.

• → Welsh: manganîs

• manganese on Wikipedia.Wikipedia

Alteration of Medieval Latin magnēsia.

• IPA^(key): /man.ɡaˈne.ze/, (traditional) /man.ɡaˈne.se/
• Rhymes: -eze, (traditional) -ese
• Hyphenation: man‧ga‧né‧se

manganese m (plural manganesi)

1. (chemistry) manganese

• → French: manganèse
  • → English: manganese, manganesium, manganesum
    • → Welsh: manganîs