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Beta ray in Irish (Béitea-gha): Meaning, Pronunciation, Usage

The Irish for beta ray is béitea-gha, a masculine noun (plural béitea-ghathanna).
Updated October 2026Report a mistake

How to say “beta ray” in Irish

Irish:
béitea-gha
English:
beta ray
Word type:
noun
Gender:
masculine
Pronunciation:
“BAY-tyuh-ghah”  /ˈbʲeːtʲə ɣa/
Various forms
Plural:
béitea-ghathanna (beta rays)
Genitive singular:
béitea-gha, an bhéitea-gha (e.g. fuinneamh an bhéitea-gha, energy of the beta ray)
Genitive plural:
béitea-ghathanna, na mbéitea-ghathanna (e.g. astaíocht na mbéitea-ghathanna, the emission of the beta rays)

What does “béitea-gha” mean?

beta ray
A stream of beta particles (fast electrons or positrons) given off by a radioactive substance.Also: beta radiation, beta rays.

“Béitea-gha” with the article

The plural of beta ray in Irish is béitea-ghathanna. Here is béitea-gha after the article (an t-alt), in the singular and the plural.

an béitea-gha
the beta ray
No change after an
na béitea-ghathanna
the beta rays
Plural: no change after na

“Béitea-gha” in a sentence: Irish examples

Common Irish sentences using béitea-gha, the Irish word for beta ray.

Is sruth leictreon é béitea-gha.
A beta ray is a stream of electrons.
Téann an béitea-gha trí pháipéar gan stró.
The beta ray passes through paper easily.
Stopann leathán alúmanaim na béitea-ghathanna.
A sheet of aluminium stops the beta rays.
Thomhais an t-eolaí fuinneamh an bhéitea-gha.
The scientist measured the energy of the beta ray.
Scaoileann an t-iseatóp seo béitea-ghathanna.
This isotope gives off beta rays.
D'fhoghlaimíomar faoi bhéitea-ghathanna sa rang fisice.
We learned about beta rays in physics class.
Tá béitea-gha níos géire ná alfa-gha.
A beta ray is more penetrating than an alpha ray.

Other nouns in Irish

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Beta ray in Irish: frequently asked questions

What is the Irish for beta ray?

The Irish for beta ray is béitea-gha (pronounced “BAY-tyuh-ghah”). It’s a masculine noun and the plural is béitea-ghathanna.

How do you pronounce béitea-gha in Irish?

Béitea-gha is said like “BAY-tyuh-ghah” (IPA /ˈbʲeːtʲə ɣa/).

What is the plural of beta ray in Irish?

The plural of béitea-gha is béitea-ghathanna; with the article, na béitea-ghathanna means “the beta rays”. The genitive plural is béitea-ghathanna, as in astaíocht na mbéitea-ghathanna (the emission of the beta rays).

Why does béitea-gha change to bhéitea-gha or mbéitea-gha?

Irish changes the start of some words after certain words. After mo (my) béitea-gha becomes mo bhéitea-gha (lenition), and after ár (our) or i (in) it becomes ár mbéitea-gha (eclipsis).

How are the three main types of radiation named in Irish?

They are alfa-gha, béitea-gha and gáma-gha, each built on gha, meaning 'ray'.

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