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Osmosis in Irish (Osmóis): Meaning, Pronunciation, Usage

The Irish for osmosis is osmóis, a feminine noun (plural osmóisí).
Updated October 2026Report a mistake

How to say “osmosis” in Irish

Irish:
osmóis
English:
osmosis
Word type:
noun
Gender:
feminine
Pronunciation:
“oss-MOE-ish”  /ɔsˈmoːʃ/
Various forms
Plural:
osmóisí (osmoses)
Genitive singular:
osmóise, na hosmóise (e.g. próiseas na hosmóise, the process of osmosis)
Genitive plural:
osmóisí, na n-osmóisí (e.g. próisis na n-osmóisí, the processes of osmoses)

What does “osmóis” mean?

osmosis
The movement of a solvent, usually water, through a semi-permeable membrane from a weaker solution to a stronger one.Also: osmotic movement, diffusion through a membrane.

“Osmóis” with the article

The plural of osmosis in Irish is osmóisí. Here is osmóis after the article (an t-alt), in the singular and the plural.

an osmóis
the osmosis
No change: feminine nouns starting with a vowel keep their form after an
na hosmóisí
the osmoses
Plural: na adds h before a vowel

“Osmóis” in a sentence: Irish examples

Common Irish sentences using osmóis, the Irish word for osmosis.

Is próiseas tábhachtach i bplandaí í an osmóis.
Osmosis is an important process in plants.
D'fhoghlaimíomar faoin osmóis sa rang bitheolaíochta.
We learned about osmosis in biology class.
Gluaiseann uisce isteach sa chill trí osmóis.
Water moves into the cell by osmosis.
Rinneamar turgnamh ar an osmóis inniu.
We did an experiment on osmosis today.
Mhínigh an múinteoir brí na hosmóise dúinn.
The teacher explained the meaning of osmosis to us.
Tarlaíonn osmóis trí scannán leathscagach.
Osmosis happens through a semi-permeable membrane.
Bhí ceist faoi osmóis ar an scrúdú.
There was a question about osmosis on the exam.

Other nouns in Irish

More everyday Irish nouns to learn next.

Osmosis in Irish: frequently asked questions

What is the Irish for osmosis?

The Irish for osmosis is osmóis (pronounced “oss-MOE-ish”). It’s a feminine noun and the plural is osmóisí.

How do you pronounce osmóis in Irish?

Osmóis is said like “oss-MOE-ish” (IPA /ɔsˈmoːʃ/).

What is the plural of osmosis in Irish?

The plural of osmóis is osmóisí; with the article, na hosmóisí means “the osmoses”. The genitive plural is osmóisí, as in próisis na n-osmóisí (the processes of osmoses).

Why does osmóis sometimes have a t or h in front of it?

Irish nouns beginning with a vowel take a prefix after certain words: an osmóis (the osmosis), a hosmóis (her osmosis), a n-osmóis (their osmosis), na hosmóisí (the osmoses).

What is the difference between osmóis and idirleathadh?

Idirleathadh is diffusion, the spreading of any particles from high to low concentration, while osmóis is specifically the movement of water or a solvent through a membrane.

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