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Thermal unit in Irish (Teasaonad): Meaning, Pronunciation, Usage

The Irish for thermal unit is teasaonad, a masculine noun (plural teasaonaid).
Updated October 2026Report a mistake

How to say “thermal unit” in Irish

Irish:
teasaonad
English:
thermal unit
Word type:
noun
Gender:
masculine
Pronunciation:
“TYAS-ayn-ud”  /ˈtʲasˌeːnˠəd̪ˠ/
Various forms
Plural:
teasaonaid (thermal units)
Genitive singular:
teasaonaid, an teasaonaid (e.g. luach an teasaonaid, the value of the thermal unit)
Genitive plural:
teasaonad, na dteasaonad (e.g. líon na dteasaonad, the number of thermal units)

What does “teasaonad” mean?

thermal unit
A unit used to measure quantities of heat, such as a British thermal unit or a calorie.Also: heat unit, calorie, British thermal unit.

“Teasaonad” with the article

The plural of thermal unit in Irish is teasaonaid. Here is teasaonad after the article (an t-alt), in the singular and the plural.

an teasaonad
the thermal unit
No change after an
na teasaonaid
the thermal units
Plural: no change after na

“Teasaonad” in a sentence: Irish examples

Common Irish sentences using teasaonad, the Irish word for thermal unit.

Is aonad tomhais teasa é teasaonad.
A thermal unit is a unit for measuring heat.
Úsáidtear an teasaonad Briotanach i Meiriceá fós.
The British thermal unit is still used in America.
Cé mhéad teasaonad atá sa ghás seo?
How many thermal units are in this gas?
Ríomhtar an bille de réir teasaonad.
The bill is calculated by thermal units.
Tá sainmhíniú an teasaonaid sa leabhar fisice.
The definition of the thermal unit is in the physics book.
Táirgeann an coire seo go leor teasaonad.
This boiler produces a lot of thermal units.
Scríobh an múinteoir na teasaonaid ar an gclár.
The teacher wrote the thermal units on the board.

Other nouns in Irish

More everyday Irish nouns to learn next.

Thermal unit in Irish: frequently asked questions

What is the Irish for thermal unit?

The Irish for thermal unit is teasaonad (pronounced “TYAS-ayn-ud”). It’s a masculine noun and the plural is teasaonaid.

How do you pronounce teasaonad in Irish?

Teasaonad is said like “TYAS-ayn-ud” (IPA /ˈtʲasˌeːnˠəd̪ˠ/).

What is the plural of thermal unit in Irish?

The plural of teasaonad is teasaonaid; with the article, na teasaonaid means “the thermal units”. The genitive plural is teasaonad, as in líon na dteasaonad (the number of thermal units).

Why does teasaonad change to theasaonad or dteasaonad?

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

How is 'teasaonad' formed?

It is a compound of 'teas' (heat) and 'aonad' (unit), so it literally means 'heat unit'.

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