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Researcher in Irish (Taighdeoir): Meaning, Pronunciation, Usage

The Irish for researcher is taighdeoir, a masculine noun (plural taighdeoirí).
Updated October 2026Report a mistake

How to say “researcher” in Irish

Irish:
taighdeoir
English:
researcher
Word type:
noun
Gender:
masculine, third declension
Pronunciation:
“TIE-dyohr”  /ˈt̪ˠaidʲoːɾʲ/
Various forms
Plural:
taighdeoirí (researchers)
Genitive singular:
taighdeora, an taighdeora (e.g. tuarascáil an taighdeora, the researcher's report)
Genitive plural:
taighdeoirí, na dtaighdeoirí (e.g. obair na dtaighdeoirí, the researchers' work)

What does “taighdeoir” mean?

researcher
A person who carries out research, especially academic or scientific study.Also: research worker, investigator, research scientist.

Other Irish words for researcher: eolaí (scientist)

“Taighdeoir” with the article

The plural of researcher in Irish is taighdeoirí. Here is taighdeoir after the article (an t-alt), in the singular and the plural.

an taighdeoir
the researcher
No change after an
na taighdeoirí
the researchers
Plural: no change after na

“Taighdeoir” in a sentence: Irish examples

Common Irish sentences using taighdeoir, the Irish word for researcher.

Is taighdeoir í i gColáiste na Tríonóide.
She is a researcher at Trinity College.
Labhair an taighdeoir faoina chuid torthaí.
The researcher spoke about his findings.
Foilsíodh alt an taighdeora inné.
The researcher's article was published yesterday.
Tá na taighdeoirí ag obair ar vacsaín nua.
The researchers are working on a new vaccine.
Ba mhaith liom a bheith i mo thaighdeoir.
I would like to be a researcher.
Fuair na taighdeoirí maoiniú ón rialtas.
The researchers got funding from the government.
Tá taighdeoir nua sa tsaotharlann againn.
We have a new researcher in the laboratory.

Other nouns in Irish

More everyday Irish nouns to learn next.

Researcher in Irish: frequently asked questions

What is the Irish for researcher?

The Irish for researcher is taighdeoir (pronounced “TIE-dyohr”). It’s a masculine noun and the plural is taighdeoirí.

How do you pronounce taighdeoir in Irish?

Taighdeoir is said like “TIE-dyohr” (IPA /ˈt̪ˠaidʲoːɾʲ/).

What is the plural of researcher in Irish?

The plural of taighdeoir is taighdeoirí; with the article, na taighdeoirí means “the researchers”. The genitive plural is taighdeoirí, as in obair na dtaighdeoirí (the researchers' work).

Why does taighdeoir change to thaighdeoir or dtaighdeoir?

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

What is the difference between taighdeoir and taighde?

Taighde means research itself, while taighdeoir is the person who does it: tá an taighdeoir ag déanamh taighde.

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