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To vaccinate in Irish (vacsaínigh): Meaning, Conjugation, Examples

The Irish for to vaccinate is vacsaínigh; ag vacsaíniú is vaccinating.
Updated October 2026Report a mistake

How to say “to vaccinate” in Irish

Irish:
vacsaínigh
English:
to vaccinate
Word type:
verb, second-conjugation
Verbal noun:
vacsaíniú (ag vacsaíniú, vaccinating)
Verbal adjective:
vacsaínithe
Pronunciation:
“VAK-see-nee”  /ˈwakəsˠiːnʲəɟ/

What does “vacsaínigh” mean?

to vaccinate
To give a person or animal a vaccine to protect them against a disease.Also: immunise, inoculate, give a vaccine.

“Vacsaínigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Vacsaínigh méI vaccinatedNíor vacsaínigh méI did not vaccinateAr vacsaínigh mé?Did I vaccinate?
tú (you)Vacsaínigh túYou vaccinatedNíor vacsaínigh túYou did not vaccinateAr vacsaínigh tú?Did you vaccinate?
sé / sí (he / she)Vacsaínigh sé / síHe vaccinatedNíor vacsaínigh sé / síHe did not vaccinateAr vacsaínigh sé / sí?Did he vaccinate?
sinn (we)VacsaíníomarWe vaccinatedNíor vacsaíníomarWe did not vaccinateAr vacsaíníomar?Did we vaccinate?
sibh (you, plural)Vacsaínigh sibhYou vaccinatedNíor vacsaínigh sibhYou did not vaccinateAr vacsaínigh sibh?Did you vaccinate?
siad (they)Vacsaínigh siadThey vaccinatedNíor vacsaínigh siadThey did not vaccinateAr vacsaínigh siad?Did they vaccinate?
saorbhriathar (autonomous)VacsaíníodhNíor vacsaíníodhAr vacsaíníodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)VacsaínímI vaccinateNí vacsaínímI do not vaccinateAn vacsaíním?Do I vaccinate?
tú (you)Vacsaíníonn túYou vaccinateNí vacsaíníonn túYou do not vaccinateAn vacsaíníonn tú?Do you vaccinate?
sé / sí (he / she)Vacsaíníonn sé / síHe vaccinatesNí vacsaíníonn sé / síHe does not vaccinateAn vacsaíníonn sé / sí?Does he vaccinate?
sinn (we)VacsaínímidWe vaccinateNí vacsaínímidWe do not vaccinateAn vacsaínímid?Do we vaccinate?
sibh (you, plural)Vacsaíníonn sibhYou vaccinateNí vacsaíníonn sibhYou do not vaccinateAn vacsaíníonn sibh?Do you vaccinate?
siad (they)Vacsaíníonn siadThey vaccinateNí vacsaíníonn siadThey do not vaccinateAn vacsaíníonn siad?Do they vaccinate?
saorbhriathar (autonomous)VacsaínítearNí vacsaínítearAn vacsaínítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Vacsaíneoidh méI will vaccinateNí vacsaíneoidh méI will not vaccinateAn vacsaíneoidh mé?Will I vaccinate?
tú (you)Vacsaíneoidh túYou will vaccinateNí vacsaíneoidh túYou will not vaccinateAn vacsaíneoidh tú?Will you vaccinate?
sé / sí (he / she)Vacsaíneoidh sé / síHe will vaccinateNí vacsaíneoidh sé / síHe will not vaccinateAn vacsaíneoidh sé / sí?Will he vaccinate?
sinn (we)VacsaíneoimidWe will vaccinateNí vacsaíneoimidWe will not vaccinateAn vacsaíneoimid?Will we vaccinate?
sibh (you, plural)Vacsaíneoidh sibhYou will vaccinateNí vacsaíneoidh sibhYou will not vaccinateAn vacsaíneoidh sibh?Will you vaccinate?
siad (they)Vacsaíneoidh siadThey will vaccinateNí vacsaíneoidh siadThey will not vaccinateAn vacsaíneoidh siad?Will they vaccinate?
saorbhriathar (autonomous)VacsaíneofarNí vacsaíneofarAn vacsaíneofar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)VacsaíneoinnI would vaccinateNí vacsaíneoinnI would not vaccinateAn vacsaíneoinn?Would I vaccinate?
tú (you)VacsaíneofáYou would vaccinateNí vacsaíneofáYou would not vaccinateAn vacsaíneofá?Would you vaccinate?
sé / sí (he / she)Vacsaíneodh sé / síHe would vaccinateNí vacsaíneodh sé / síHe would not vaccinateAn vacsaíneodh sé / sí?Would he vaccinate?
sinn (we)VacsaíneoimisWe would vaccinateNí vacsaíneoimisWe would not vaccinateAn vacsaíneoimis?Would we vaccinate?
sibh (you, plural)Vacsaíneodh sibhYou would vaccinateNí vacsaíneodh sibhYou would not vaccinateAn vacsaíneodh sibh?Would you vaccinate?
siad (they)VacsaíneoidísThey would vaccinateNí vacsaíneoidísThey would not vaccinateAn vacsaíneoidís?Would they vaccinate?
saorbhriathar (autonomous)VacsaíneofaíNí vacsaíneofaíAn vacsaíneofaí?

“Vacsaínigh” in a sentence: Irish examples

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

Vacsaínigh an dochtúir na páistí inné.
The doctor vaccinated the children yesterday.
Vacsaíníonn an tréidlia na huain gach earrach.
The vet vaccinates the lambs every spring.
Vacsaíneoidh an altra thú an tseachtain seo chugainn.
The nurse will vaccinate you next week.
Vacsaíneodh siad gach duine dá mbeadh go leor vacsaíní acu.
They would vaccinate everyone if they had enough vaccines.
Níor vacsaíníodh an madra fós.
The dog hasn't been vaccinated yet.
Ar vacsaíníodh thú i gcoinne an fhliú?
Were you vaccinated against the flu?

Other verbs in Irish

More everyday Irish verbs to learn next.

To vaccinate in Irish: frequently asked questions

What is the Irish for to vaccinate?

The Irish for to vaccinate is vacsaínigh (pronounced “VAK-see-nee”). It is a second-conjugation verb; the verbal noun is vacsaíniú.

What is the verbal noun of vacsaínigh?

The verbal noun of vacsaínigh is vacsaíniú, used after ag for the continuous: ag vacsaíniú (vaccinating). The verbal adjective is vacsaínithe.

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

Past: Vacsaínigh mé; negative Níor vacsaínigh mé; question Ar vacsaínigh mé?. Future: Vacsaíneoidh mé; negative Ní vacsaíneoidh mé; question An vacsaíneoidh mé?.

What is the modh coinníollach of vacsaínigh?

The conditional (modh coinníollach) first person is Vacsaíneoinn (I would vaccinate); negative Ní vacsaíneoinn; question An vacsaíneoinn?.

How do I say 'vaccinated against' a disease?

Use 'in aghaidh' or 'i gcoinne': vacsaíníodh é in aghaidh na bruitíní, he was vaccinated against measles.

Is there another word for vaccinate?

Yes, 'imdhíonaigh' means to immunise, and 'ionaclaigh' means to inoculate; 'vacsaínigh' is the usual everyday word.

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