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Manganese in Irish (Mangainéis): Meaning, Pronunciation, Usage

The Irish for manganese is mangainéis, a feminine noun.
Updated October 2026Report a mistake

How to say “manganese” in Irish

Irish:
mangainéis
English:
manganese
Word type:
noun
Gender:
feminine
Pronunciation:
“MANG-gan-aysh”  /ˈmˠaŋɡənʲeːʃ/
Various forms
Genitive singular:
mangainéise, na mangainéise (e.g. dé-ocsaíd mhangainéise, manganese dioxide)

What does “mangainéis” mean?

manganese
A hard, grey metallic chemical element used especially in making steel.Also: mn, manganese metal.

“Mangainéis” with the article

Here is mangainéis after the article (an t-alt).

an mhangainéis
the manganese
Lenition: m becomes mh after an (feminine noun)

“Mangainéis” in a sentence: Irish examples

Common Irish sentences using mangainéis, the Irish word for manganese.

Is miotal crua liath í mangainéis.
Manganese is a hard grey metal.
Úsáidtear mangainéis chun cruach a dhéanamh.
Manganese is used to make steel.
Tá an mhangainéis riachtanach do phlandaí.
Manganese is essential for plants.
Is é Mn siombail na mangainéise.
Mn is the symbol for manganese.
Tá beagán mangainéise sa chruach seo.
There is a little manganese in this steel.
Fuarthas mangainéis san ithir.
Manganese was found in the soil.
D'fhoghlaimíomar faoin mangainéis sa rang ceimice.
We learned about manganese in chemistry class.

Other nouns in Irish

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Manganese in Irish: frequently asked questions

What is the Irish for manganese?

The Irish for manganese is mangainéis (pronounced “MANG-gan-aysh”). It’s a feminine noun.

How do you pronounce mangainéis in Irish?

Mangainéis is said like “MANG-gan-aysh” (IPA /ˈmˠaŋɡənʲeːʃ/).

Does mangainéis have a plural?

No plural form is given for mangainéis in the standard. Many abstract and mass nouns in Irish have no plural.

Why does mangainéis change to mhangainéis?

After words like mo (my) and do (your) the first letter is lenited: mo mhangainéis. After ár (our) it stays ár mangainéis, because m does not take eclipsis.

Is mangainéis the same as maignéisiam?

No. Mangainéis is manganese (Mn), while maignéisiam is magnesium (Mg), a different element.

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