HeyRua Get the app

Orbital in Irish (fithiseach): Meaning, Forms, Examples

The Irish for orbital is fithiseach: luas fithiseach, an orbital speed.
Updated October 2026Report a mistake

How to say “orbital” in Irish

Irish:
fithiseach
English:
orbital
Word type:
adjective
More orbital:
níos fithisí
Most orbital:
is fithisí
Plural:
fithiseacha
Pronunciation:
“FIH-ish-ukh”  /ˈfʲɪhɪʃəx/

What does “fithiseach” mean?

orbital
Relating to an orbit, the curved path of a planet, moon or satellite around another body.Also: orbiting, of an orbit.

“Fithiseach” after a noun

An Irish adjective comes after its noun. Here is fithiseach after luas (speed, masculine), after bean (woman, feminine) and after a plural.

after a masculine nounluas fithiseachan orbital speed
after a feminine nounbean fhithiseachan orbital woman
after a plural nounluasanna fithiseachaorbital speeds

séimhiú (the h) the ending

feminine
beanwoman
+
fithiseachorbital
=
bean fhithiseachan orbital woman

After a feminine noun the adjective gets a séimhiú, an h after its first letter: bean fhithiseach. After a masculine noun it stays as it is: luas fithiseach.

plural
luasannaspeeds
+
fithiseachaorbital, plural
=
luasanna fithiseachaorbital speeds

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

More orbital, most orbital, very orbital

níosmore
+
fithisíorbital
=
níos fithisímore orbital
ismost
+
fithisíorbital
=
is fithisímost orbital

Tá an ghluaiseacht seo níos fithisí ná an ceann eile. This motion is more orbital than the other one.

more orbitalníos fithisíin the past tense: ní b'fhithisí
most orbitalis fithisíin the past tense: ab fhithisí
as orbital aschomh fithiseach leno change after chomh
very orbitalan-fhithiseachan- lenites, except d, t and s
too orbitalrófhithiseachró- lenites

“Fithiseach” in a sentence: Irish examples

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

Tá an luas fithiseach an-ard.
The orbital speed is very high.
Rinne siad staidéar ar an tréimhse fhithiseach.
They studied the orbital period.
Tá na conairí fithiseacha casta.
The orbital paths are complicated.
Tá an ghluaiseacht seo níos fithisí ná an ceann eile.
This motion is more orbital than the other one.
Tá an ghluaiseacht fithiseach.
The motion is orbital.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Orbital in Irish: frequently asked questions

What is the Irish for orbital?

The Irish for orbital is fithiseach (pronounced “FIH-ish-ukh”). It comes after the noun: luas fithiseach, an orbital speed; bean fhithiseach, an orbital woman.

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

níos fithisí is more orbital and is fithisí is most orbital. In the past tense they become ní b'fhithisí and ab fhithisí.

Why does fithiseach become fhithiseach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So bean fhithiseach (an orbital woman) but luas fithiseach (an orbital speed), because luas is masculine.

What is the plural of fithiseach?

With a plural noun fithiseach becomes fithiseacha: luasanna fithiseacha, mná fithiseacha.

How do you say very orbital in Irish?

an-fhithiseach. Too orbital is rófhithiseach, and as orbital as is chomh fithiseach le.

What noun is 'fithiseach' related to?

It comes from 'fithis', meaning orbit, so 'fithiseach' means relating to an orbit.

Learn Irish by
actually speaking it

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

7-day free trial. Cancel anytime.

The HeyRua app home screen