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Biennial in Irish (débhliantúil): Meaning, Forms, Examples

Other uses of ‘débhliantúil’: biennial (of plants)

The Irish for biennial is débhliantúil: cruinniú débhliantúil, a biennial meeting.
Updated October 2026Report a mistake

How to say “biennial” in Irish

Irish:
débhliantúil
English:
biennial, biennial (of plants)
Word type:
adjective
More biennial:
níos débhliantúla
Most biennial:
is débhliantúla
Plural:
débhliantúla
Pronunciation:
“DAY-vlee-un-tool”  /ˈdʲeːvʲlʲiən̪ˠt̪ˠuːlʲ/

What does “débhliantúil” mean?

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

biennial
Happening once every two years, or lasting for two years.Also: two-yearly, every two years, two-year.
1 other meaning: biennial (of plants)
2biennial (of plants)
Describes a plant that lives for two years, flowering in the second.Also: biennial, two-year plant.

“Débhliantúil” after a noun

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

after a masculine nouncruinniú débhliantúila biennial meeting
after a feminine nounceolchoirm dhébhliantúila biennial concert
after a plural nouncruinnithe débhliantúlabiennial meetings

séimhiú (the h) the ending

feminine
ceolchoirmconcert
+
débhliantúilbiennial
=
ceolchoirm dhébhliantúila biennial concert

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

plural
cruinnithemeetings
+
débhliantúlabiennial, plural
=
cruinnithe débhliantúlabiennial meetings

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

More biennial, most biennial, very biennial

níosmore
+
débhliantúlabiennial
=
níos débhliantúlamore biennial
ismost
+
débhliantúlabiennial
=
is débhliantúlamost biennial

Níl aon fhéile níos débhliantúla ná í sin. No festival is more strictly biennial than that one.

more biennialníos débhliantúlain the past tense: ní ba dhébhliantúla
most biennialis débhliantúlain the past tense: ba dhébhliantúla
as biennial aschomh débhliantúil leno change after chomh
very biennialan-débhliantúilan- lenites, except d, t and s
too biennialródhébhliantúilró- lenites

“Débhliantúil” in a sentence: Irish examples

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

Bíonn cruinniú débhliantúil ag an gcumann.
The society has a biennial meeting.
Tá an chomhdháil dhébhliantúil ar siúl i nGaillimh.
The biennial conference is taking place in Galway.
Is plandaí débhliantúla iad na cairéid.
Carrots are biennial plants.
Níl aon fhéile níos débhliantúla ná í sin.
No festival is more strictly biennial than that one.
Tá an tuarascáil seo débhliantúil.
This report is biennial.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Biennial in Irish: frequently asked questions

What is the Irish for biennial?

The Irish for biennial is débhliantúil (pronounced “DAY-vlee-un-tool”). It comes after the noun: cruinniú débhliantúil, a biennial meeting; ceolchoirm dhébhliantúil, a biennial concert.

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

níos débhliantúla is more biennial and is débhliantúla is most biennial. In the past tense they become ní ba dhébhliantúla and ba dhébhliantúla.

Why does débhliantúil become dhébhliantúil?

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

What is the plural of débhliantúil?

With a plural noun débhliantúil becomes débhliantúla: cruinnithe débhliantúla, ceolchoirmeacha débhliantúla.

How do you say very biennial in Irish?

an-débhliantúil. Too biennial is ródhébhliantúil, and as biennial as is chomh débhliantúil le.

Does débhliantúil have more than one meaning?

Yes. Débhliantúil can mean biennial or biennial (of plants), depending on context; the first is the most common.

What is the difference between 'débhliantúil' and 'bliantúil'?

'Bliantúil' means annual, once a year, while 'débhliantúil' means biennial, once every two years.

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