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Brownian motion in Irish (Brúnghluaisne): Meaning, Pronunciation, Usage

The Irish for Brownian motion is Brúnghluaisne, a feminine noun.
Updated October 2026Report a mistake

How to say “Brownian motion” in Irish

Irish:
Brúnghluaisne
English:
Brownian motion
Word type:
noun
Gender:
feminine
Pronunciation:
“BROON-ghloo-ish-nyeh”  /ˈbˠɾˠuːnˌɣlˠuəʃnʲə/
Various forms
Genitive singular:
Brúnghluaisne, na Brúnghluaisne (e.g. teoiric na Brúnghluaisne, the theory of Brownian motion)

What does “Brúnghluaisne” mean?

Brownian motion
The random movement of tiny particles suspended in a liquid or gas, caused by collisions with the molecules around them.Also: Brownian movement, random particle motion.

“Brúnghluaisne” with the article

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

an Bhrúnghluaisne
the Brownian motion
Lenition: B becomes Bh after an (feminine noun)

“Brúnghluaisne” in a sentence: Irish examples

Common Irish sentences using Brúnghluaisne, the Irish word for Brownian motion.

Is gluaiseacht randamach cáithníní í an Bhrúnghluaisne.
Brownian motion is the random movement of particles.
Mhínigh Einstein an Bhrúnghluaisne sa bhliain 1905.
Einstein explained Brownian motion in 1905.
Chonaiceamar Brúnghluaisne faoin micreascóp inniu.
We saw Brownian motion under the microscope today.
Tá staidéar na Brúnghluaisne tábhachtach san fhisic.
The study of Brownian motion is important in physics.
Thug Robert Brown an Bhrúnghluaisne faoi deara ar dtús.
Robert Brown first noticed Brownian motion.
Cruthaíonn an Bhrúnghluaisne go bhfuil móilíní ann.
Brownian motion proves that molecules exist.
Bhí ceist faoin mBrúnghluaisne ar an scrúdú.
There was a question about Brownian motion on the exam.

Other nouns in Irish

More everyday Irish nouns to learn next.

Brownian motion in Irish: frequently asked questions

What is the Irish for Brownian motion?

The Irish for Brownian motion is Brúnghluaisne (pronounced “BROON-ghloo-ish-nyeh”). It’s a feminine noun.

How do you pronounce Brúnghluaisne in Irish?

Brúnghluaisne is said like “BROON-ghloo-ish-nyeh” (IPA /ˈbˠɾˠuːnˌɣlˠuəʃnʲə/).

Does Brúnghluaisne have a plural?

No. Brúnghluaisne is a name, so it is used in the singular only.

Why does Brúnghluaisne change to Bhrúnghluaisne or mBrúnghluaisne?

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

Why is it written with a capital B?

Brúnghluaisne is named after the botanist Robert Brown, so the 'Brún' element is often capitalised, though it may also appear as brúnghluaisne.

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