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

Plus, this functional dessert contains prebiotics (a type of fiber that feeds the beneficial microbes in the gut), as well as iron, magnesium, copper, and manganese. —Amber J. Tresca, Verywell Health, 29 Apr. 2026

Surprisingly, it was found that stingers use a distinct layering of zinc at the tip, followed by manganese, while pincers are reinforced with zinc and iron specifically along their cutting edges. —Mrigakshi Dixit, Interesting Engineering, 28 Apr. 2026

His report also flagged heightened levels of several chemicals consistent with industrial discharge including manganese, iron, phosphorus, calcium, magnesium and potassium. —Arcelia Martin, San Antonio Express-News, 27 Apr. 2026

Eating fruit seasonally can boost your intake of important nutrients, especially vitamins A and C, potassium, manganese, and folate. —Sarah Bradley, Health, 27 Apr. 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