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Detective in Irish (Bleachtaire): Meaning, Pronunciation, Usage

The Irish for detective is bleachtaire, a masculine noun (plural bleachtairí).
Updated October 2026Report a mistake

How to say “detective” in Irish

Irish:
bleachtaire
English:
detective
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“BLAKH-tir-uh”  /bʲlʲaxt̪ˠəɾʲə/
Various forms
Plural:
bleachtairí (detectives)
Genitive singular:
bleachtaire, an bhleachtaire (e.g. carr an bhleachtaire, the detective's car)
Genitive plural:
bleachtairí, na mbleachtairí (e.g. oifig na mbleachtairí, the detectives' office)

What does “bleachtaire” mean?

detective
A police officer or private investigator whose job is to investigate crimes and find out the facts.Also: investigator, sleuth, private eye.

“Bleachtaire” with the article

The plural of detective in Irish is bleachtairí. Here is bleachtaire after the article (an t-alt), in the singular and the plural.

an bleachtaire
the detective
No change after an
na bleachtairí
the detectives
Plural: no change after na

“Bleachtaire” in a sentence: Irish examples

Common Irish sentences using bleachtaire, the Irish word for detective.

Is bleachtaire é m'uncail i mBaile Átha Cliath.
My uncle is a detective in Dublin.
Labhair an bleachtaire leis na finnéithe ar fad.
The detective spoke to all the witnesses.
Tháinig beirt bhleachtairí chuig an teach aréir.
Two detectives came to the house last night.
Is é Sherlock Holmes an bleachtaire is fearr liom.
Sherlock Holmes is my favourite detective.
Bhí ceisteanna an bhleachtaire an-ghéar.
The detective's questions were very sharp.
Ba mhaith liom a bheith i mo bhleachtaire.
I would like to be a detective.
Is breá léi scéalta bleachtairí a léamh.
She loves reading detective stories.

Other nouns in Irish

More everyday Irish nouns to learn next.

Detective in Irish: frequently asked questions

What is the Irish for detective?

The Irish for detective is bleachtaire (pronounced “BLAKH-tir-uh”). It’s a masculine noun and the plural is bleachtairí.

How do you pronounce bleachtaire in Irish?

Bleachtaire is said like “BLAKH-tir-uh” (IPA /bʲlʲaxt̪ˠəɾʲə/).

What is the plural of detective in Irish?

The plural of bleachtaire is bleachtairí; with the article, na bleachtairí means “the detectives”. The genitive plural is bleachtairí, as in oifig na mbleachtairí (the detectives' office).

Why does bleachtaire change to bhleachtaire or mbleachtaire?

Irish changes the start of some words after certain words. After mo (my) bleachtaire becomes mo bhleachtaire (lenition), and after ár (our) or i (in) it becomes ár mbleachtaire (eclipsis).

What is the word for detective work or a detective novel?

Detective work is 'bleachtaireacht', and a detective novel is 'úrscéal bleachtaireachta'.

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