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Chemistry in Irish (Ceimic): Meaning, Pronunciation, Usage

The Irish for chemistry is ceimic, a feminine noun.
Updated October 2026Report a mistake

How to say “chemistry” in Irish

Irish:
ceimic
English:
chemistry
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“KEM-ik”  /ˈcɛmʲɪc/
Various forms
Genitive singular:
ceimice, na ceimice (e.g. múinteoir ceimice, chemistry teacher)

What does “ceimic” mean?

chemistry
The science that studies substances, what they are made of and how they react with each other.Also: chemical science.

“Ceimic” with the article

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

an cheimic
the chemistry
Lenition: c becomes ch after an (feminine noun)

“Ceimic” in a sentence: Irish examples

Common Irish sentences using ceimic, the Irish word for chemistry.

Tá ceimic á staidéar agam san ollscoil.
I'm studying chemistry at university.
Is maith liom an cheimic ar scoil.
I like chemistry at school.
Bhí scrúdú ceimice againn inné.
We had a chemistry exam yesterday.
Fuair mé grád maith i gceimic.
I got a good grade in chemistry.
Tá an tsaotharlann ceimice ar an dara hurlár.
The chemistry lab is on the second floor.
Is í an cheimic an t-ábhar is deacra dom.
Chemistry is the hardest subject for me.
Ba mhaith léi céim sa cheimic a bhaint amach.
She would like to get a degree in chemistry.

Other nouns in Irish

More everyday Irish nouns to learn next.

Chemistry in Irish: frequently asked questions

What is the Irish for chemistry?

The Irish for chemistry is ceimic (pronounced “KEM-ik”). It’s a feminine noun.

How do you pronounce ceimic in Irish?

Ceimic is said like “KEM-ik” (IPA /ˈcɛmʲɪc/).

Does ceimic have a plural?

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

Why does ceimic change to cheimic or gceimic?

Irish changes the start of some words after certain words. After mo (my) ceimic becomes mo cheimic (lenition), and after ár (our) or i (in) it becomes ár gceimic (eclipsis).

What is the Irish for 'a chemical' and 'a chemist'?

A chemical is 'ceimiceán' and a chemist (scientist) is 'ceimiceoir'; a pharmacist is 'poitigéir'.

How do I say 'chemistry' between people, as in attraction?

'Ceimic' is mainly the science; for attraction between people Irish usually uses other words such as 'tarraingt' or 'mealladh'.

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