manganese

noun

man·​ga·​nese ˈmaŋ-gə-ˌnēz 

-ˌnēs

: a grayish-white usually hard and brittle metallic element that resembles iron but is not magnetic and is used especially in alloys, batteries, and plant fertilizers see Chemical Elements Table

manganesian

ˌmaŋ-gə-ˈnē-zhən 

-shən

adjective

Examples of manganese in a Sentence

Recent Examples on the Web

Demand for battery minerals is surging beyond just lithium, with automakers competing for supplies of nickel, cobalt, graphite, and manganese. —IEEE Spectrum, 26 Feb. 2026

The reds and oranges are from iron; the blues and bright greens are from copper; manganese produces black and brown. —Lydia Mansel, Travel + Leisure, 25 Feb. 2026

Barley is rich in fiber, manganese, and selenium. —Jamie Johnson, Verywell Health, 9 Feb. 2026

These berries provide you with vitamins and minerals like vitamin C, folate, and manganese. —Jillian Kubala, Health, 4 Feb. 2026

Word History

Etymology

French manganèse, from Italian manganese manganese dioxide

First Known Use

1783, in the meaning defined above

Phrases Containing manganese

• manganese dioxide

Rhymes for manganese

• abcs
• absentees
• addressees
• adoptees
• allottees
• amputees
• antifreeze
• appellees
• appointees
• arrestees
• artistes
• assamese

Kids Definition

manganese

noun

man·​ga·​nese ˈmaŋ-gə-ˌnēz 

-ˌnēs

: a grayish white usually hard and brittle metallic element that resembles iron but is not magnetic see element

Medical Definition

manganese

noun

man·​ga·​nese ˈmaŋ-gə-ˌnēz, -ˌnēs 

: a grayish white usually hard and brittle metallic element that resembles iron but is not magnetic

—symbol Mn see Chemical Elements Table