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Parallel in Irish (parailéalach): Meaning, Forms, Examples

The Irish for parallel is parailéalach: bóthar parailéalach, a parallel road.
Updated October 2026Report a mistake

How to say “parallel” in Irish

Irish:
parailéalach
English:
parallel
Word type:
adjective
More parallel:
níos parailéalaí
Most parallel:
is parailéalaí
Plural:
parailéalacha
Pronunciation:
“PAR-a-lay-lukh”  /ˈpaɾˠəlʲeːl̪ˠəx/

What does “parailéalach” mean?

“Parailéalach” has two alternative meanings. The most common comes first.

parallel
Running side by side at the same distance apart and never meeting.Also: side by side, equidistant.
1 other meaning:
2parallel
Happening at the same time or in a similar way to something else.Also: simultaneous, concurrent, corresponding.

“Parailéalach” after a noun

An Irish adjective comes after its noun. Here is parailéalach after bóthar (road, masculine), after líne (line, feminine) and after a plural.

after a masculine nounbóthar parailéalacha parallel road
after a feminine nounlíne pharailéalacha parallel line
after a plural nounbóithre parailéalachaparallel roads

séimhiú (the h) the ending

feminine
líneline
+
parailéalachparallel
=
líne pharailéalacha parallel line

After a feminine noun the adjective gets a séimhiú, an h after its first letter: líne pharailéalach. After a masculine noun it stays as it is: bóthar parailéalach.

plural
bóithreroads
+
parailéalachaparallel, plural
=
bóithre parailéalachaparallel roads

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

More parallel, most parallel, very parallel

níosmore
+
parailéalaíparallel
=
níos parailéalaímore parallel
ismost
+
parailéalaíparallel
=
is parailéalaímost parallel

Tá an líne seo níos parailéalaí ná an ceann eile. This line is more parallel than the other one.

more parallelníos parailéalaíin the past tense: ní ba pharailéalaí
most parallelis parailéalaíin the past tense: ba pharailéalaí
as parallel aschomh parailéalach leno change after chomh
very parallelan-pharailéalachan- lenites, except d, t and s
too parallelrópharailéalachró- lenites

“Parailéalach” in a sentence: Irish examples

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

Tá bóthar parailéalach leis an abhainn.
There is a road parallel to the river.
Tarraing líne pharailéalach leis an gceann seo.
Draw a parallel line to this one.
Tá dhá shráid pharailéalacha sa bhaile.
There are two parallel streets in the town.
Tá an líne seo níos parailéalaí ná an ceann eile.
This line is more parallel than the other one.
Tá an dá líne parailéalach lena chéile.
The two lines are parallel to each other.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Parallel in Irish: frequently asked questions

What is the Irish for parallel?

The Irish for parallel is parailéalach (pronounced “PAR-a-lay-lukh”). It comes after the noun: bóthar parailéalach, a parallel road; líne pharailéalach, a parallel line.

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

níos parailéalaí is more parallel and is parailéalaí is most parallel. In the past tense they become ní ba pharailéalaí and ba pharailéalaí.

Why does parailéalach become pharailéalach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So líne pharailéalach (a parallel line) but bóthar parailéalach (a parallel road), because bóthar is masculine.

What is the plural of parailéalach?

With a plural noun parailéalach becomes parailéalacha: bóithre parailéalacha, línte parailéalacha.

How do you say very parallel in Irish?

an-pharailéalach. Too parallel is rópharailéalach, and as parallel as is chomh parailéalach le.

Is there another Irish word for parallel?

Yes, 'comhthreomhar' is also used, especially in geometry, while 'parailéalach' is common in general and technical usage.

Which preposition goes with 'parailéalach'?

Use 'le': 'parailéalach leis an mballa' means parallel to the wall.

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