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

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Half a degree To figure out how cool and dry the region was, the team measured the ratios among some elements, specifically the silicon-to-aluminum and manganese-to-iron ratios. — Jacek Krywko, ArsTechnica, 9 Aug. 2026 Selenium supports immune function and helps protect cells from oxidative damage, while manganese plays a role in bone health, metabolism and antioxidant defense. — Daryl Austin, USA Today, 4 Aug. 2026 In addition to its balanced macronutrient profile, zucchini contains an impressive amount of vitamin C, potassium, and manganese. — Chelsea Rae Bourgeois, Health, 30 July 2026 In May 2024, emergency responders rushed to the Gateway Energy Storage facility in Otay Mesa when nickel manganese cobalt batteries kept reigniting. — Rob Nikolewski, San Diego Union-Tribune, 29 July 2026 See All Example Sentences for manganese

Word History

Etymology

French manganèse, from Italian manganese manganese dioxide

First Known Use

1783, in the meaning defined above

Time Traveler

The first known use of manganese was in 1783

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Cite this Entry

Style

“Manganese.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/manganese. Accessed 13 Aug. 2026.

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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

manganese

noun

Examples of manganese in a Sentence

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manganese

noun

Examples of manganese in a Sentence

Word History

Phrases Containing manganese

Rhymes for manganese

Browse Nearby Words

Cite this Entry

Kids Definition

Medical Definition

More from Merriam-Webster on manganese

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