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Ionosphere in Irish (Ianaisféar): Meaning, Pronunciation, Usage

The Irish for ionosphere is ianaisféar, a masculine noun (plural ianaisféir).
Updated October 2026Report a mistake

How to say “ionosphere” in Irish

Irish:
ianaisféar
English:
ionosphere
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“EE-uh-nish-fayr”  /ˈiənˠəʃfʲeːɾˠ/
Various forms
Plural:
ianaisféir (ionospheres)
Genitive singular:
ianaisféir, an ianaisféir (e.g. sraitheanna an ianaisféir, the layers of the ionosphere)
Genitive plural:
ianaisféar, na n-ianaisféar (e.g. staidéar na n-ianaisféar, the study of the ionospheres)

What does “ianaisféar” mean?

ionosphere
The ionosphere is the layer of the upper atmosphere, containing many electrically charged particles, that reflects radio waves.Also: upper atmosphere, ionospheric layer.

“Ianaisféar” with the article

The plural of ionosphere in Irish is ianaisféir. Here is ianaisféar after the article (an t-alt), in the singular and the plural.

an t-ianaisféar
the ionosphere
Masculine nouns take t before a vowel after an
na hianaisféir
the ionospheres
Plural: na adds h before a vowel

“Ianaisféar” in a sentence: Irish examples

Common Irish sentences using ianaisféar, the Irish word for ionosphere.

Is cuid den atmaisféar uachtarach é an t-ianaisféar.
The ionosphere is part of the upper atmosphere.
Frithchaitheann an t-ianaisféar tonnta raidió.
The ionosphere reflects radio waves.
Bíonn an ghrian ag cur isteach ar an ianaisféar.
The sun affects the ionosphere.
Tá iain go leor san ianaisféar.
There are many ions in the ionosphere.
Rinne sí taighde ar theocht an ianaisféir.
She did research on the temperature of the ionosphere.
Tá ianaisféir ag pláinéid eile freisin.
Other planets have ionospheres too.
D'fhoghlaim na daltaí faoin ianaisféar sa rang eolaíochta.
The pupils learned about the ionosphere in science class.

Other nouns in Irish

More everyday Irish nouns to learn next.

Ionosphere in Irish: frequently asked questions

What is the Irish for ionosphere?

The Irish for ionosphere is ianaisféar (pronounced “EE-uh-nish-fayr”). It’s a masculine noun and the plural is ianaisféir.

How do you pronounce ianaisféar in Irish?

Ianaisféar is said like “EE-uh-nish-fayr” (IPA /ˈiənˠəʃfʲeːɾˠ/).

What is the plural of ionosphere in Irish?

The plural of ianaisféar is ianaisféir; with the article, na hianaisféir means “the ionospheres”. The genitive plural is ianaisféar, as in staidéar na n-ianaisféar (the study of the ionospheres).

Why does ianaisféar sometimes have a t or h in front of it?

Irish nouns beginning with a vowel take a prefix after certain words: an t-ianaisféar (the ionosphere), a hianaisféar (her ionosphere), a n-ianaisféar (their ionosphere), na hianaisféir (the ionospheres).

How does 'ianaisféar' relate to 'atmaisféar'?

The 'ianaisféar' (ionosphere) is one layer of the 'atmaisféar' (atmosphere), built from 'ian' (ion) plus the same '-aisféar' ending.

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