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Monogamy in Irish (Aonchéileachas): Meaning, Pronunciation, Usage

The Irish for monogamy is aonchéileachas, a masculine noun.
Updated October 2026Report a mistake

How to say “monogamy” in Irish

Irish:
aonchéileachas
English:
monogamy
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“AYN-khay-lukh-us”  /ˈeːnˌçeːlʲəxəsˠ/
Various forms
Genitive singular:
aonchéileachais, an aonchéileachais (e.g. coincheap an aonchéileachais, the concept of monogamy)

What does “aonchéileachas” mean?

monogamy
The practice or state of having only one spouse or sexual partner at a time.Also: monogamous relationship, having one partner.

“Aonchéileachas” with the article

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

an t-aonchéileachas
the monogamy
Masculine nouns take t before a vowel after an

“Aonchéileachas” in a sentence: Irish examples

Common Irish sentences using aonchéileachas, the Irish word for monogamy.

Creideann sé go láidir san aonchéileachas.
He believes strongly in monogamy.
Is gnách aonchéileachas i measc na n-éan seo.
Monogamy is usual among these birds.
Bhí díospóireacht againn faoin aonchéileachas sa rang.
We had a debate about monogamy in class.
Tá stair an aonchéileachais casta go leor.
The history of monogamy is quite complicated.
Ní chleachtann gach cultúr aonchéileachas.
Not every culture practises monogamy.
Labhair an t-eolaí faoi aonchéileachas i measc ainmhithe.
The scientist spoke about monogamy among animals.
Is é an t-aonchéileachas an nós sa tír seo.
Monogamy is the custom in this country.

Other nouns in Irish

More everyday Irish nouns to learn next.

Monogamy in Irish: frequently asked questions

What is the Irish for monogamy?

The Irish for monogamy is aonchéileachas (pronounced “AYN-khay-lukh-us”). It’s a masculine noun.

How do you pronounce aonchéileachas in Irish?

Aonchéileachas is said like “AYN-khay-lukh-us” (IPA /ˈeːnˌçeːlʲəxəsˠ/).

Does aonchéileachas have a plural?

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

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

Irish nouns beginning with a vowel take a prefix after certain words: an t-aonchéileachas (the monogamy), a haonchéileachas (her monogamy), a n-aonchéileachas (their monogamy).

What is the opposite of 'aonchéileachas'?

The opposite is 'ilchéileachas', polygamy, built from 'il-' (many) instead of 'aon-' (one) with 'céile' (spouse).

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