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Horizontal in Irish (Cothromán): Meaning, Pronunciation, Usage

The Irish for horizontal is cothromán, a masculine noun (plural cothromáin).
Updated October 2026Report a mistake

How to say “horizontal” in Irish

Irish:
cothromán
English:
horizontal
Word type:
noun
Gender:
masculine
Pronunciation:
“KUH-ruh-mawn”  /ˈkɔɾˠəmˠaːnˠ/
Various forms
Plural:
cothromáin (horizontals)
Genitive singular:
cothromáin, an chothromáin (e.g. fad an chothromáin, the length of the horizontal)
Genitive plural:
cothromán, na gcothromán (e.g. trasnú na gcothromán, the intersection of the horizontals)

What does “cothromán” mean?

horizontal
A horizontal line or plane, something level with the horizon.Also: horizontal line, horizontal plane, level.

“Cothromán” with the article

The plural of horizontal in Irish is cothromáin. Here is cothromán after the article (an t-alt), in the singular and the plural.

an cothromán
the horizontal
No change after an
na cothromáin
the horizontals
Plural: no change after na

“Cothromán” in a sentence: Irish examples

Common Irish sentences using cothromán, the Irish word for horizontal.

Tarraing cothromán trasna an leathanaigh.
Draw a horizontal line across the page.
Tá an cothromán agus an ingearach difriúil.
The horizontal and the vertical are different.
Tomhais an uillinn leis an gcothromán.
Measure the angle with the horizontal.
Tá dhá chothromán sa léaráid seo.
There are two horizontals in this diagram.
Cuir an tslat ar an gcothromán.
Put the rod on the horizontal.
Ní raibh na cothromáin díreach in aon chor.
The horizontal lines weren't straight at all.
Is é ais an chothromáin an ais x.
The horizontal axis is the x axis.

Other nouns in Irish

More everyday Irish nouns to learn next.

Horizontal in Irish: frequently asked questions

What is the Irish for horizontal?

The Irish for horizontal is cothromán (pronounced “KUH-ruh-mawn”). It’s a masculine noun and the plural is cothromáin.

How do you pronounce cothromán in Irish?

Cothromán is said like “KUH-ruh-mawn” (IPA /ˈkɔɾˠəmˠaːnˠ/).

What is the plural of horizontal in Irish?

The plural of cothromán is cothromáin; with the article, na cothromáin means “the horizontals”. The genitive plural is cothromán, as in trasnú na gcothromán (the intersection of the horizontals).

Why does cothromán change to chothromán or gcothromán?

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

What is the opposite of 'cothromán'?

The opposite is 'ingear', a vertical or perpendicular line; the adjective for horizontal is 'cothrománach'.

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