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Serology in Irish (Séireolaíocht): Meaning, Pronunciation, Usage

The Irish for serology is séireolaíocht, a feminine noun.
Updated October 2026Report a mistake

How to say “serology” in Irish

Irish:
séireolaíocht
English:
serology
Word type:
noun
Gender:
feminine
Pronunciation:
“SHAY-ruh-oh-lee-ukht”  /ˈʃeːɾʲoːliːəxt̪/
Various forms
Genitive singular:
séireolaíochta, na séireolaíochta (e.g. tástáil séireolaíochta, serology test)

What does “séireolaíocht” mean?

serology
Serology is the scientific study of blood serum and its antibodies, often used to detect infection or immunity.Also: serum study, blood serum testing, antibody testing.

“Séireolaíocht” with the article

Here is séireolaíocht after the article (an t-alt).

an tséireolaíocht
the serology
Feminine nouns take t before s after an

“Séireolaíocht” in a sentence: Irish examples

Common Irish sentences using séireolaíocht, the Irish word for serology.

Is brainse den eolaíocht leighis í an tséireolaíocht.
Serology is a branch of medical science.
Rinne sí staidéar ar shéireolaíocht san ollscoil.
She studied serology at university.
Tá saotharlann séireolaíochta san ospidéal sin.
That hospital has a serology laboratory.
Léirigh tástáil séireolaíochta go raibh antasubstaintí aige.
A serology test showed he had antibodies.
Oibríonn mo dheirfiúr i séireolaíocht le deich mbliana.
My sister has worked in serology for ten years.
Úsáidtear séireolaíocht chun ionfhabhtuithe a aimsiú.
Serology is used to detect infections.
Tá an tséireolaíocht tábhachtach le linn paindéime.
Serology is important during a pandemic.

Other nouns in Irish

More everyday Irish nouns to learn next.

Serology in Irish: frequently asked questions

What is the Irish for serology?

The Irish for serology is séireolaíocht (pronounced “SHAY-ruh-oh-lee-ukht”). It’s a feminine noun.

How do you pronounce séireolaíocht in Irish?

Séireolaíocht is said like “SHAY-ruh-oh-lee-ukht” (IPA /ˈʃeːɾʲoːliːəxt̪/).

Does séireolaíocht have a plural?

No plural form is given for séireolaíocht in the standard. Many abstract and mass nouns in Irish have no plural.

Why does séireolaíocht change to shéireolaíocht?

After words like mo (my) and do (your) the first letter is lenited: mo shéireolaíocht. After ár (our) it stays ár séireolaíocht, because s does not take eclipsis.

What word does séireolaíocht come from?

It is formed from séiream, 'serum', plus -eolaíocht, 'study of', just like English serology.

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