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To approximate in Irish (neasaigh): Meaning, Conjugation, Examples

The Irish for to approximate is neasaigh; ag neasú is approximating.
Updated October 2026Report a mistake

How to say “to approximate” in Irish

Irish:
neasaigh
English:
to approximate
Word type:
verb, second-conjugation
Verbal noun:
neasú (ag neasú, approximating)
Verbal adjective:
neasaithe
Pronunciation:
“NYAS-ee”  /ˈnʲasˠiː/

What does “neasaigh” mean?

to approximate
To work out a value that is close to, but not exactly, the true figure, especially in mathematics.Also: estimate, round, round off.

“Neasaigh” in the different tenses

Every form follows An Caighdeán Oifigiúil.

Aimsir Chaite (Past)

PersonPositiveNegativeQuestion
mé (I)Neasaigh méI approximatedNíor neasaigh méI did not approximateAr neasaigh mé?Did I approximate?
tú (you)Neasaigh túYou approximatedNíor neasaigh túYou did not approximateAr neasaigh tú?Did you approximate?
sé / sí (he / she)Neasaigh sé / síHe approximatedNíor neasaigh sé / síHe did not approximateAr neasaigh sé / sí?Did he approximate?
sinn (we)NeasaíomarWe approximatedNíor neasaíomarWe did not approximateAr neasaíomar?Did we approximate?
sibh (you, plural)Neasaigh sibhYou approximatedNíor neasaigh sibhYou did not approximateAr neasaigh sibh?Did you approximate?
siad (they)Neasaigh siadThey approximatedNíor neasaigh siadThey did not approximateAr neasaigh siad?Did they approximate?
saorbhriathar (autonomous)NeasaíodhNíor neasaíodhAr neasaíodh?

Aimsir Láithreach (Present)

PersonPositiveNegativeQuestion
mé (I)NeasaímI approximateNí neasaímI do not approximateAn neasaím?Do I approximate?
tú (you)Neasaíonn túYou approximateNí neasaíonn túYou do not approximateAn neasaíonn tú?Do you approximate?
sé / sí (he / she)Neasaíonn sé / síHe approximatesNí neasaíonn sé / síHe does not approximateAn neasaíonn sé / sí?Does he approximate?
sinn (we)NeasaímidWe approximateNí neasaímidWe do not approximateAn neasaímid?Do we approximate?
sibh (you, plural)Neasaíonn sibhYou approximateNí neasaíonn sibhYou do not approximateAn neasaíonn sibh?Do you approximate?
siad (they)Neasaíonn siadThey approximateNí neasaíonn siadThey do not approximateAn neasaíonn siad?Do they approximate?
saorbhriathar (autonomous)NeasaítearNí neasaítearAn neasaítear?

Aimsir Fháistineach (Future)

PersonPositiveNegativeQuestion
mé (I)Neasóidh méI will approximateNí neasóidh méI will not approximateAn neasóidh mé?Will I approximate?
tú (you)Neasóidh túYou will approximateNí neasóidh túYou will not approximateAn neasóidh tú?Will you approximate?
sé / sí (he / she)Neasóidh sé / síHe will approximateNí neasóidh sé / síHe will not approximateAn neasóidh sé / sí?Will he approximate?
sinn (we)NeasóimidWe will approximateNí neasóimidWe will not approximateAn neasóimid?Will we approximate?
sibh (you, plural)Neasóidh sibhYou will approximateNí neasóidh sibhYou will not approximateAn neasóidh sibh?Will you approximate?
siad (they)Neasóidh siadThey will approximateNí neasóidh siadThey will not approximateAn neasóidh siad?Will they approximate?
saorbhriathar (autonomous)NeasófarNí neasófarAn neasófar?

Modh Coinníollach (Conditional)

PersonPositiveNegativeQuestion
mé (I)NeasóinnI would approximateNí neasóinnI would not approximateAn neasóinn?Would I approximate?
tú (you)NeasófáYou would approximateNí neasófáYou would not approximateAn neasófá?Would you approximate?
sé / sí (he / she)Neasódh sé / síHe would approximateNí neasódh sé / síHe would not approximateAn neasódh sé / sí?Would he approximate?
sinn (we)NeasóimisWe would approximateNí neasóimisWe would not approximateAn neasóimis?Would we approximate?
sibh (you, plural)Neasódh sibhYou would approximateNí neasódh sibhYou would not approximateAn neasódh sibh?Would you approximate?
siad (they)NeasóidísThey would approximateNí neasóidísThey would not approximateAn neasóidís?Would they approximate?
saorbhriathar (autonomous)NeasófaíNí neasófaíAn neasófaí?

“Neasaigh” in a sentence: Irish examples

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

Neasaigh sí an freagra go dtí an tslánuimhir is gaire.
She approximated the answer to the nearest whole number.
Neasaíonn an múinteoir na figiúirí ar an gclár.
The teacher approximates the figures on the board.
Neasóimid fad an chiorcail ar dtús.
We will approximate the length of the circle first.
Neasódh an ríomhaire an luach sin go tapa.
The computer would approximate that value quickly.
Níor neasaigh mé an uimhir i gceart.
I didn't approximate the number correctly.
Ar neasaigh tú an freagra?
Did you approximate the answer?

Other verbs in Irish

More everyday Irish verbs to learn next.

To approximate in Irish: frequently asked questions

What is the Irish for to approximate?

The Irish for to approximate is neasaigh (pronounced “NYAS-ee”). It is a second-conjugation verb; the verbal noun is neasú.

What is the verbal noun of neasaigh?

The verbal noun of neasaigh is neasú, used after ag for the continuous: ag neasú (approximating). The verbal adjective is neasaithe.

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

Past: Neasaigh mé; negative Níor neasaigh mé; question Ar neasaigh mé?. Future: Neasóidh mé; negative Ní neasóidh mé; question An neasóidh mé?.

What is the modh coinníollach of neasaigh?

The conditional (modh coinníollach) first person is Neasóinn (I would approximate); negative Ní neasóinn; question An neasóinn?.

What is the noun for an approximation?

The verbal noun 'neasú' is used for approximation, and 'neasluach' means an approximate value.

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