HeyRua Get the app

Tectonic in Irish (teicteonach): Meaning, Forms, Examples

The Irish for tectonic is teicteonach: pláta teicteonach, a tectonic plate.
Updated October 2026Report a mistake

How to say “tectonic” in Irish

Irish:
teicteonach
English:
tectonic
Word type:
adjective
More tectonic:
níos teicteonaí
Most tectonic:
is teicteonaí
Plural:
teicteonacha
Pronunciation:
“TEK-tyoh-nukh”  /ˈtʲɛktʲoːnəx/

What does “teicteonach” mean?

tectonic
Relating to the structure of the earth's crust and the large movements of the plates that form it.Also: structural, geotectonic.

“Teicteonach” after a noun

An Irish adjective comes after its noun. Here is teicteonach after pláta (plate, masculine), after carraig (rock, feminine) and after a plural.

after a masculine nounpláta teicteonacha tectonic plate
after a feminine nouncarraig theicteonacha tectonic rock
after a plural nounplátaí teicteonachatectonic plates

séimhiú (the h) the ending

feminine
carraigrock
+
teicteonachtectonic
=
carraig theicteonacha tectonic rock

After a feminine noun the adjective gets a séimhiú, an h after its first letter: carraig theicteonach. After a masculine noun it stays as it is: pláta teicteonach.

plural
plátaíplates
+
teicteonachatectonic, plural
=
plátaí teicteonachatectonic plates

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

More tectonic, most tectonic, very tectonic

níosmore
+
teicteonaítectonic
=
níos teicteonaímore tectonic
ismost
+
teicteonaítectonic
=
is teicteonaímost tectonic

Tá an réigiún seo níos teicteonaí ná an ceann eile. This region is more tectonically active than the other one.

more tectonicníos teicteonaíin the past tense: ní ba theicteonaí
most tectonicis teicteonaíin the past tense: ba theicteonaí
as tectonic aschomh teicteonach leno change after chomh
very tectonican-teicteonachan- lenites, except d, t and s
too tectonicrótheicteonachró- lenites

“Teicteonach” in a sentence: Irish examples

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

Tharla crith talún mar gheall ar an bpláta teicteonach.
An earthquake happened because of the tectonic plate.
Is gluaiseacht theicteonach í seo.
This is a tectonic movement.
Bogann na plátaí teicteonacha go han-mhall.
The tectonic plates move very slowly.
Tá an réigiún seo níos teicteonaí ná an ceann eile.
This region is more tectonically active than the other one.
Tá an t-athrú seo teicteonach, ní aimsire.
This change is tectonic, not weather-related.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Tectonic in Irish: frequently asked questions

What is the Irish for tectonic?

The Irish for tectonic is teicteonach (pronounced “TEK-tyoh-nukh”). It comes after the noun: pláta teicteonach, a tectonic plate; carraig theicteonach, a tectonic rock.

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

níos teicteonaí is more tectonic and is teicteonaí is most tectonic. In the past tense they become ní ba theicteonaí and ba theicteonaí.

Why does teicteonach become theicteonach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So carraig theicteonach (a tectonic rock) but pláta teicteonach (a tectonic plate), because pláta is masculine.

What is the plural of teicteonach?

With a plural noun teicteonach becomes teicteonacha: plátaí teicteonacha, carraigeacha teicteonacha.

How do you say very tectonic in Irish?

an-teicteonach. Too tectonic is rótheicteonach, and as tectonic as is chomh teicteonach le.

How do you say 'plate tectonics' in Irish?

The field is usually called 'teicteonaic phlátaí', and a single plate is 'pláta teicteonach'.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen