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To double in Irish (dúbláil): Meaning, Conjugation, Examples

Other uses of ‘dúbláil’: fold · doubling (noun, feminine)

The Irish for to double is dúbláil; ag dúbláil is doubling.
Updated October 2026Report a mistake

How to say “to double” in Irish

Irish:
dúbláil
English:
to double, fold
Word type:
verb, first-conjugation
Verbal noun:
dúbláil (ag dúbláil, doubling)
Verbal adjective:
dúbláilte
Pronunciation:
“DOO-blawl”  /ˈduːbˠlˠaːlʲ/

What does “dúbláil” mean?

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

to double
To make something twice as big or twice as many, or to become twice as big.Also: increase twofold, duplicate.
1 other meaning: fold
2to fold
To fold something over on itself, such as cloth or paper.Also: fold over, double over.

Other Irish verbs for to double: dúbail (double)

Other entries for “dúbláil”

The same spelling has its own page as:

“Dúbláil” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Dhúbláil méI doubledNíor dhúbláil méI did not doubleAr dhúbláil mé?Did I double?
tú (you)Dhúbláil túYou doubledNíor dhúbláil túYou did not doubleAr dhúbláil tú?Did you double?
sé / sí (he / she)Dhúbláil sé / síHe doubledNíor dhúbláil sé / síHe did not doubleAr dhúbláil sé / sí?Did he double?
sinn (we)DhúblálamarWe doubledNíor dhúblálamarWe did not doubleAr dhúblálamar?Did we double?
sibh (you, plural)Dhúbláil sibhYou doubledNíor dhúbláil sibhYou did not doubleAr dhúbláil sibh?Did you double?
siad (they)Dhúbláil siadThey doubledNíor dhúbláil siadThey did not doubleAr dhúbláil siad?Did they double?
saorbhriathar (autonomous)DúbláladhNíor dúbláladhAr dúbláladh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)DúblálaimI doubleNí dhúblálaimI do not doubleAn ndúblálaim?Do I double?
tú (you)Dúblálann túYou doubleNí dhúblálann túYou do not doubleAn ndúblálann tú?Do you double?
sé / sí (he / she)Dúblálann sé / síHe doublesNí dhúblálann sé / síHe does not doubleAn ndúblálann sé / sí?Does he double?
sinn (we)DúblálaimidWe doubleNí dhúblálaimidWe do not doubleAn ndúblálaimid?Do we double?
sibh (you, plural)Dúblálann sibhYou doubleNí dhúblálann sibhYou do not doubleAn ndúblálann sibh?Do you double?
siad (they)Dúblálann siadThey doubleNí dhúblálann siadThey do not doubleAn ndúblálann siad?Do they double?
saorbhriathar (autonomous)DúbláiltearNí dhúbláiltearAn ndúbláiltear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Dúblálfaidh méI will doubleNí dhúblálfaidh méI will not doubleAn ndúblálfaidh mé?Will I double?
tú (you)Dúblálfaidh túYou will doubleNí dhúblálfaidh túYou will not doubleAn ndúblálfaidh tú?Will you double?
sé / sí (he / she)Dúblálfaidh sé / síHe will doubleNí dhúblálfaidh sé / síHe will not doubleAn ndúblálfaidh sé / sí?Will he double?
sinn (we)DúblálfaimidWe will doubleNí dhúblálfaimidWe will not doubleAn ndúblálfaimid?Will we double?
sibh (you, plural)Dúblálfaidh sibhYou will doubleNí dhúblálfaidh sibhYou will not doubleAn ndúblálfaidh sibh?Will you double?
siad (they)Dúblálfaidh siadThey will doubleNí dhúblálfaidh siadThey will not doubleAn ndúblálfaidh siad?Will they double?
saorbhriathar (autonomous)DúblálfarNí dhúblálfarAn ndúblálfar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)DhúblálfainnI would doubleNí dhúblálfainnI would not doubleAn ndúblálfainn?Would I double?
tú (you)DhúblálfáYou would doubleNí dhúblálfáYou would not doubleAn ndúblálfá?Would you double?
sé / sí (he / she)Dhúblálfadh sé / síHe would doubleNí dhúblálfadh sé / síHe would not doubleAn ndúblálfadh sé / sí?Would he double?
sinn (we)DhúblálfaimisWe would doubleNí dhúblálfaimisWe would not doubleAn ndúblálfaimis?Would we double?
sibh (you, plural)Dhúblálfadh sibhYou would doubleNí dhúblálfadh sibhYou would not doubleAn ndúblálfadh sibh?Would you double?
siad (they)DhúblálfaidísThey would doubleNí dhúblálfaidísThey would not doubleAn ndúblálfaidís?Would they double?
saorbhriathar (autonomous)DhúblálfaíNí dhúblálfaíAn ndúblálfaí?

“Dúbláil” in a sentence: Irish examples

Past, present, future and conditional, with a negative and a question.

Dhúbláil siad an praghas anuraidh.
They doubled the price last year.
Dúblálann an daonra gach fiche bliain.
The population doubles every twenty years.
Dúblálfaidh mé an t-oideas don chóisir.
I will double the recipe for the party.
Dhúblálfainn an t-ordú dá mbeadh an t-airgead agam.
I would double the order if I had the money.
Níor dhúbláil an comhlacht a bhrabús.
The company did not double its profit.
Ar dhúbláil siad an praghas arís?
Did they double the price again?

Other verbs in Irish

More everyday Irish verbs to learn next.

To double in Irish: frequently asked questions

What is the Irish for to double?

The Irish for to double is dúbláil (pronounced “DOO-blawl”). It is a first-conjugation verb; the verbal noun is dúbláil.

What is the verbal noun of dúbláil?

The verbal noun of dúbláil is dúbláil, used after ag for the continuous: ag dúbláil (doubling). The verbal adjective is dúbláilte.

How do you say dúbláil in the past and the future?

Past: Dhúbláil mé; negative Níor dhúbláil mé; question Ar dhúbláil mé?. Future: Dúblálfaidh mé; negative Ní dhúblálfaidh mé; question An ndúblálfaidh mé?.

What is the modh coinníollach of dúbláil?

The conditional (modh coinníollach) first person is Dhúblálfainn (I would double); negative Ní dhúblálfainn; question An ndúblálfainn?.

Does dúbláil have more than one meaning?

Yes. Dúbláil can mean to double or to fold, depending on context; the first is the most common.

Is 'dúbláil' the same as 'méadaigh'?

No. 'Méadaigh' means to increase in general, while 'dúbláil' means specifically to double, for example 'dúbláil an méid'.

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