HeyRua Get the app

Geological in Irish (geolaíoch): Meaning, Forms, Examples

The Irish for geological is geolaíoch: suirbhé geolaíoch, a geological survey.
Updated October 2026Report a mistake

How to say “geological” in Irish

Irish:
geolaíoch
English:
geological
Word type:
adjective
More geological:
níos geolaíche
Most geological:
is geolaíche
Plural:
geolaíocha
Pronunciation:
“gyo-LEE-ukh”  /ɟoːˈl̪ʲiːəx/

What does “geolaíoch” mean?

geological
Relating to geology, the study of rocks and the structure of the earth.Also: geologic, of geology.

“Geolaíoch” after a noun

An Irish adjective comes after its noun. Here is geolaíoch after suirbhé (survey, masculine), after léarscáil (map, feminine) and after a plural.

after a masculine nounsuirbhé geolaíocha geological survey
after a feminine nounléarscáil gheolaíocha geological map
after a plural nounsuirbhéanna geolaíochageological surveys

séimhiú (the h) the ending

feminine
léarscáilmap
+
geolaíochgeological
=
léarscáil gheolaíocha geological map

After a feminine noun the adjective gets a séimhiú, an h after its first letter: léarscáil gheolaíoch. After a masculine noun it stays as it is: suirbhé geolaíoch.

plural
suirbhéannasurveys
+
geolaíochageological, plural
=
suirbhéanna geolaíochageological surveys

With a plural noun the adjective takes its plural form, geolaíocha. It also gets an h after a plural that ends in a slender consonant; after other plurals it does not: léarscáileanna geolaíocha.

More geological, most geological, very geological

níosmore
+
geolaíchegeological
=
níos geolaíchemore geological
ismost
+
geolaíchegeological
=
is geolaíchemost geological

Tá an tuarascáil seo níos geolaíche ná an ceann eile. This report is more geological than the other one.

more geologicalníos geolaíchein the past tense: ní ba gheolaíche
most geologicalis geolaíchein the past tense: ba gheolaíche
as geological aschomh geolaíoch leno change after chomh
very geologicalan-gheolaíochan- lenites, except d, t and s
too geologicalrógheolaíochró- lenites

“Geolaíoch” in a sentence: Irish examples

With a masculine noun, a feminine noun, a plural, a comparison and on its own.

Rinneadh suirbhé geolaíoch ar an gceantar.
A geological survey was carried out on the area.
Cheannaigh sí léarscáil gheolaíoch den chontae.
She bought a geological map of the county.
Tá na foirmíochtaí geolaíocha sin an-sean.
Those geological formations are very old.
Tá an tuarascáil seo níos geolaíche ná an ceann eile.
This report is more geological than the other one.
Tá an fhadhb geolaíoch, ní polaitiúil.
The problem is geological, not political.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Geological in Irish: frequently asked questions

What is the Irish for geological?

The Irish for geological is geolaíoch (pronounced “gyo-LEE-ukh”). It comes after the noun: suirbhé geolaíoch, a geological survey; léarscáil gheolaíoch, a geological map.

How do you say more geological and most geological in Irish?

níos geolaíche is more geological and is geolaíche is most geological. In the past tense they become ní ba gheolaíche and ba gheolaíche.

Why does geolaíoch become gheolaíoch?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So léarscáil gheolaíoch (a geological map) but suirbhé geolaíoch (a geological survey), because suirbhé is masculine.

What is the plural of geolaíoch?

With a plural noun geolaíoch becomes geolaíocha: suirbhéanna geolaíocha, léarscáileanna geolaíocha.

How do you say very geological in Irish?

an-gheolaíoch. Too geological is rógheolaíoch, and as geological as is chomh geolaíoch le.

What is the noun for geology in Irish?

The noun is "geolaíocht", and a geologist is "geolaí".

Learn Irish by
actually speaking it

Learn everyday Irish words like geolaíoch through guided conversation with Rua.

7-day free trial. Cancel anytime.

The HeyRua app home screen