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Acceleration in Irish (Luasghéarú): Meaning, Pronunciation, Usage

The Irish for acceleration is luasghéarú, a masculine noun. Ag luasghéarú is accelerating, from the verb luasghéaraigh.
Updated October 2026Report a mistake

How to say “acceleration” in Irish

Irish:
luasghéarú
English:
acceleration
Word type:
noun (verbal noun)
Verbal noun of:
luasghéaraigh, to accelerate (ag luasghéarú, accelerating)
Gender:
masculine
Pronunciation:
“LOOSS-yay-roo”  /ˈl̪ˠuəsˌʝeːɾˠuː/
Various forms
Genitive singular:
luasghéaraithe, an luasghéaraithe (e.g. ráta luasghéaraithe, rate of acceleration)

What does “luasghéarú” mean?

acceleration
An increase in speed, or the rate at which something speeds up; it is the verbal noun of the verb luasghéaraigh.Also: accelerating, speeding up.

“Luasghéarú” as a verbal noun

After ag, luasghéarú means accelerating: it is the verbal noun of the verb luasghéaraigh (to accelerate). A noun that follows it goes into the genitive.

agat
+
luasghéarúverbal noun
=
ag luasghéarúaccelerating

“Luasghéarú” with the article

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

an luasghéarú
the acceleration
No change after an

“Luasghéarú” in a sentence: Irish examples

Common Irish sentences using luasghéarú, the Irish word for acceleration.

Tá luasghéarú iontach ag an gcarr nua seo.
This new car has great acceleration.
Thomhais na daltaí an luasghéarú sa turgnamh.
The pupils measured the acceleration in the experiment.
Ríomh ráta an luasghéaraithe.
Calculate the rate of acceleration.
Is é an luasghéarú an t-athrú ar threoluas.
Acceleration is the change in velocity.
Bhí an luasghéarú rómhall ar an rothar.
The acceleration on the bike was too slow.
Mothaíonn tú an luasghéarú nuair a éiríonn an t-eitleán.
You feel the acceleration when the plane takes off.
Tá aonad an luasghéaraithe le foghlaim againn inniu.
We have to learn the unit of acceleration today.

Other nouns in Irish

More everyday Irish nouns to learn next.

Acceleration in Irish: frequently asked questions

What is the Irish for acceleration?

The Irish for acceleration is luasghéarú (pronounced “LOOSS-yay-roo”). It’s a masculine noun.

How do you pronounce luasghéarú in Irish?

Luasghéarú is said like “LOOSS-yay-roo” (IPA /ˈl̪ˠuəsˌʝeːɾˠuː/).

Does luasghéarú have a plural?

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

What is the difference between luas and luasghéarú?

Luas means speed, while luasghéarú means acceleration, the increase in speed. The opposite of luasghéarú is moilliú, slowing down.

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