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Periodic in Irish (tréimhsiúil): Meaning, Forms, Examples

Other uses of ‘tréimhsiúil’: periodical

The Irish for periodic is tréimhsiúil: cruinniú tréimhsiúil, a periodic meeting.
Updated October 2026Report a mistake

How to say “periodic” in Irish

Irish:
tréimhsiúil
English:
periodic, periodical
Word type:
adjective
More periodic:
níos tréimhsiúla
Most periodic:
is tréimhsiúla
Plural:
tréimhsiúla
Pronunciation:
“TRAYV-shoo-il”  /ˈtʲɾʲeːvʲʃuːlʲ/

What does “tréimhsiúil” mean?

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

periodic
Happening again and again at regular intervals of time.Also: periodical, recurring, regular, cyclical.
1 other meaning: periodical
2periodical
Published at regular intervals, as a magazine or journal is.Also: serial, published regularly.

Other Irish adjectives for periodic: séasúrach (seasonal)

“Tréimhsiúil” after a noun

An Irish adjective comes after its noun. Here is tréimhsiúil after cruinniú (meeting, masculine), after ceolchoirm (concert, feminine) and after a plural.

after a masculine nouncruinniú tréimhsiúila periodic meeting
after a feminine nounceolchoirm thréimhsiúila periodic concert
after a plural nouncruinnithe tréimhsiúlaperiodic meetings

séimhiú (the h) the ending

feminine
ceolchoirmconcert
+
tréimhsiúilperiodic
=
ceolchoirm thréimhsiúila periodic concert

After a feminine noun the adjective gets a séimhiú, an h after its first letter: ceolchoirm thréimhsiúil. After a masculine noun it stays as it is: cruinniú tréimhsiúil.

plural
cruinnithemeetings
+
tréimhsiúlaperiodic, plural
=
cruinnithe tréimhsiúlaperiodic meetings

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

More periodic, most periodic, very periodic

níosmore
+
tréimhsiúlaperiodic
=
níos tréimhsiúlamore periodic
ismost
+
tréimhsiúlaperiodic
=
is tréimhsiúlamost periodic

Tá na seiceálacha níos tréimhsiúla anois ná riamh. The checks are more periodic now than ever.

more periodicníos tréimhsiúlain the past tense: ní ba thréimhsiúla
most periodicis tréimhsiúlain the past tense: ba thréimhsiúla
as periodic aschomh tréimhsiúil leno change after chomh
very periodican-tréimhsiúilan- lenites, except d, t and s
too periodicróthréimhsiúilró- lenites

“Tréimhsiúil” in a sentence: Irish examples

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

Déantar athbhreithniú tréimhsiúil ar an bplean.
A periodic review is carried out on the plan.
Cuirtear tuarascáil thréimhsiúil chuig an mbord.
A periodic report is sent to the board.
Bíonn cruinnithe tréimhsiúla ag an gcoiste.
The committee holds periodic meetings.
Tá na seiceálacha níos tréimhsiúla anois ná riamh.
The checks are more periodic now than ever.
Tá an fhadhb tréimhsiúil, ní buan.
The problem is periodic, not permanent.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Periodic in Irish: frequently asked questions

What is the Irish for periodic?

The Irish for periodic is tréimhsiúil (pronounced “TRAYV-shoo-il”). It comes after the noun: cruinniú tréimhsiúil, a periodic meeting; ceolchoirm thréimhsiúil, a periodic concert.

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

níos tréimhsiúla is more periodic and is tréimhsiúla is most periodic. In the past tense they become ní ba thréimhsiúla and ba thréimhsiúla.

Why does tréimhsiúil become thréimhsiúil?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So ceolchoirm thréimhsiúil (a periodic concert) but cruinniú tréimhsiúil (a periodic meeting), because cruinniú is masculine.

What is the plural of tréimhsiúil?

With a plural noun tréimhsiúil becomes tréimhsiúla: cruinnithe tréimhsiúla, ceolchoirmeacha tréimhsiúla.

How do you say very periodic in Irish?

an-tréimhsiúil. Too periodic is róthréimhsiúil, and as periodic as is chomh tréimhsiúil le.

Does tréimhsiúil have more than one meaning?

Yes. Tréimhsiúil can mean periodic or periodical, depending on context; the first is the most common.

How do you say 'the periodic table' in Irish?

It is 'an tábla peiriadach' in chemistry, though 'tábla tréimhsiúil' is also seen; 'tréimhsiúil' itself comes from 'tréimhse', a period of time.

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