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To immunize in Irish (imdhíon): Meaning, Conjugation, Examples

Other uses of ‘imdhíon’: protect

The Irish for to immunize is imdhíon; ag imdhíonadh is immunizing.
Updated October 2026Report a mistake

How to say “to immunize” in Irish

Irish:
imdhíon
English:
to immunize, protect
Word type:
verb, first-conjugation
Verbal noun:
imdhíonadh (ag imdhíonadh, immunizing)
Verbal adjective:
imdhíonta
Pronunciation:
“IM-yeen”  /ˈimʲiːnˠ/

What does “imdhíon” mean?

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

to immunize
To make a person or animal protected against a disease, usually by vaccination.Also: immunise, vaccinate, protect against disease.
1 other meaning: protect
2to protect
To shield or defend something from harm or attack.Also: defend, shield.

“Imdhíon” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)D'imdhíon méI immunizedNíor imdhíon méI did not immunizeAr imdhíon mé?Did I immunize?
tú (you)D'imdhíon túYou immunizedNíor imdhíon túYou did not immunizeAr imdhíon tú?Did you immunize?
sé / sí (he / she)D'imdhíon sé / síHe immunizedNíor imdhíon sé / síHe did not immunizeAr imdhíon sé / sí?Did he immunize?
sinn (we)D'imdhíonamarWe immunizedNíor imdhíonamarWe did not immunizeAr imdhíonamar?Did we immunize?
sibh (you, plural)D'imdhíon sibhYou immunizedNíor imdhíon sibhYou did not immunizeAr imdhíon sibh?Did you immunize?
siad (they)D'imdhíon siadThey immunizedNíor imdhíon siadThey did not immunizeAr imdhíon siad?Did they immunize?
saorbhriathar (autonomous)ImdhíonadhNíor imdhíonadhAr imdhíonadh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)ImdhíonaimI immunizeNí imdhíonaimI do not immunizeAn imdhíonaim?Do I immunize?
tú (you)Imdhíonann túYou immunizeNí imdhíonann túYou do not immunizeAn imdhíonann tú?Do you immunize?
sé / sí (he / she)Imdhíonann sé / síHe immunizesNí imdhíonann sé / síHe does not immunizeAn imdhíonann sé / sí?Does he immunize?
sinn (we)ImdhíonaimidWe immunizeNí imdhíonaimidWe do not immunizeAn imdhíonaimid?Do we immunize?
sibh (you, plural)Imdhíonann sibhYou immunizeNí imdhíonann sibhYou do not immunizeAn imdhíonann sibh?Do you immunize?
siad (they)Imdhíonann siadThey immunizeNí imdhíonann siadThey do not immunizeAn imdhíonann siad?Do they immunize?
saorbhriathar (autonomous)ImdhíontarNí imdhíontarAn imdhíontar?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Imdhíonfaidh méI will immunizeNí imdhíonfaidh méI will not immunizeAn imdhíonfaidh mé?Will I immunize?
tú (you)Imdhíonfaidh túYou will immunizeNí imdhíonfaidh túYou will not immunizeAn imdhíonfaidh tú?Will you immunize?
sé / sí (he / she)Imdhíonfaidh sé / síHe will immunizeNí imdhíonfaidh sé / síHe will not immunizeAn imdhíonfaidh sé / sí?Will he immunize?
sinn (we)ImdhíonfaimidWe will immunizeNí imdhíonfaimidWe will not immunizeAn imdhíonfaimid?Will we immunize?
sibh (you, plural)Imdhíonfaidh sibhYou will immunizeNí imdhíonfaidh sibhYou will not immunizeAn imdhíonfaidh sibh?Will you immunize?
siad (they)Imdhíonfaidh siadThey will immunizeNí imdhíonfaidh siadThey will not immunizeAn imdhíonfaidh siad?Will they immunize?
saorbhriathar (autonomous)ImdhíonfarNí imdhíonfarAn imdhíonfar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)D'imdhíonfainnI would immunizeNí imdhíonfainnI would not immunizeAn imdhíonfainn?Would I immunize?
tú (you)D'imdhíonfáYou would immunizeNí imdhíonfáYou would not immunizeAn imdhíonfá?Would you immunize?
sé / sí (he / she)D'imdhíonfadh sé / síHe would immunizeNí imdhíonfadh sé / síHe would not immunizeAn imdhíonfadh sé / sí?Would he immunize?
sinn (we)D'imdhíonfaimisWe would immunizeNí imdhíonfaimisWe would not immunizeAn imdhíonfaimis?Would we immunize?
sibh (you, plural)D'imdhíonfadh sibhYou would immunizeNí imdhíonfadh sibhYou would not immunizeAn imdhíonfadh sibh?Would you immunize?
siad (they)D'imdhíonfaidísThey would immunizeNí imdhíonfaidísThey would not immunizeAn imdhíonfaidís?Would they immunize?
saorbhriathar (autonomous)D'imdhíonfaíNí imdhíonfaíAn imdhíonfaí?

“Imdhíon” in a sentence: Irish examples

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

D'imdhíon an dochtúir na páistí an tseachtain seo caite.
The doctor immunized the children last week.
Imdhíonann an vacsaín seo daoine in aghaidh na bruitíní.
This vaccine immunizes people against measles.
Imdhíonfaidh an bhanaltra an leanbh amárach.
The nurse will immunize the baby tomorrow.
D'imdhíonfadh an vacsaín sin thú ar feadh deich mbliana.
That vaccine would immunize you for ten years.
Níor imdhíonadh an madra fós.
The dog has not been immunized yet.
Ar imdhíonadh na daltaí ar fad?
Were all the pupils immunized?

Other verbs in Irish

More everyday Irish verbs to learn next.

To immunize in Irish: frequently asked questions

What is the Irish for to immunize?

The Irish for to immunize is imdhíon (pronounced “IM-yeen”). It is a first-conjugation verb; the verbal noun is imdhíonadh.

What is the verbal noun of imdhíon?

The verbal noun of imdhíon is imdhíonadh, used after ag for the continuous: ag imdhíonadh (immunizing). The verbal adjective is imdhíonta.

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

Past: D'imdhíon mé; negative Níor imdhíon mé; question Ar imdhíon mé?. Future: Imdhíonfaidh mé; negative Ní imdhíonfaidh mé; question An imdhíonfaidh mé?.

What is the modh coinníollach of imdhíon?

The conditional (modh coinníollach) first person is D'imdhíonfainn (I would immunize); negative Ní imdhíonfainn; question An imdhíonfainn?.

Does imdhíon have more than one meaning?

Yes. Imdhíon can mean to immunize or to protect, depending on context; the first is the most common.

What is the word for immunity related to 'imdhíon'?

The noun is 'imdhíonacht', immunity, and 'imdhíonadh' is the act of immunizing, as in 'clár imdhíonta', an immunization programme.

Which preposition is used with 'imdhíon' for the disease?

Use 'in aghaidh' or 'ar', for example 'an leanbh a imdhíonadh in aghaidh na bruitíní', to immunize the child against measles.

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