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Tachograph in Irish (Tacagraf): Meaning, Pronunciation, Usage

The Irish for tachograph is tacagraf, a masculine noun (plural tacagraif).
Updated October 2026Report a mistake

How to say “tachograph” in Irish

Irish:
tacagraf
English:
tachograph
Word type:
noun
Gender:
masculine, first declension
Pronunciation:
“TAK-uh-graf”  /ˈt̪ˠakəɡɾˠafˠ/
Various forms
Plural:
tacagraif (tachographs)
Genitive singular:
tacagraif, an tacagraif (e.g. taifead an tacagraif, the tachograph record)
Genitive plural:
tacagraf, na dtacagraf (e.g. suiteáil na dtacagraf, the installation of the tachographs)

What does “tacagraf” mean?

tachograph
A device fitted in a lorry or bus that automatically records speed, distance and the driver's driving and rest times.Also: tacho, driving time recorder.

“Tacagraf” with the article

The plural of tachograph in Irish is tacagraif. Here is tacagraf after the article (an t-alt), in the singular and the plural.

an tacagraf
the tachograph
No change after an
na tacagraif
the tachographs
Plural: no change after na

“Tacagraf” in a sentence: Irish examples

Common Irish sentences using tacagraf, the Irish word for tachograph.

Tá tacagraf i ngach leoraí mór.
Every big lorry has a tachograph.
Sheiceáil na gardaí an tacagraf ag an teorainn.
The guards checked the tachograph at the border.
Bhí an tacagraf briste sa leoraí.
The tachograph in the lorry was broken.
Taispeánann taifead an tacagraif uaireanta an tiománaí.
The tachograph record shows the driver's hours.
Caithfear na tacagraif a thástáil gach bliain.
The tachographs must be tested every year.
Chuir mé cárta nua i mo thacagraf.
I put a new card in my tachograph.
Is tacagraf digiteach atá sa bhus seo.
This bus has a digital tachograph.

Other nouns in Irish

More everyday Irish nouns to learn next.

Tachograph in Irish: frequently asked questions

What is the Irish for tachograph?

The Irish for tachograph is tacagraf (pronounced “TAK-uh-graf”). It’s a masculine noun and the plural is tacagraif.

How do you pronounce tacagraf in Irish?

Tacagraf is said like “TAK-uh-graf” (IPA /ˈt̪ˠakəɡɾˠafˠ/).

What is the plural of tachograph in Irish?

The plural of tacagraf is tacagraif; with the article, na tacagraif means “the tachographs”. The genitive plural is tacagraf, as in suiteáil na dtacagraf (the installation of the tachographs).

Why does tacagraf change to thacagraf or dtacagraf?

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

Is tacagraf the same as luasmhéadar?

No. A luasmhéadar only shows your current speed, while a tacagraf records speed and driving and rest times over a period.

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