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Cotangent in Irish (Comhthangant): Meaning, Pronunciation, Usage

The Irish for cotangent is comhthangant, a masculine noun (plural comhthangaint).
Updated October 2026Report a mistake

How to say “cotangent” in Irish

Irish:
comhthangant
English:
cotangent
Word type:
noun
Gender:
masculine
Pronunciation:
“KOH-hang-unt”  /ˈkoːˌhaŋɡənˠtˠ/
Various forms
Plural:
comhthangaint (cotangents)
Genitive singular:
comhthangaint, an chomhthangaint (e.g. graf an chomhthangaint, the graph of the cotangent)
Genitive plural:
comhthangant, na gcomhthangant (e.g. tábla na gcomhthangant, the table of the cotangents)

What does “comhthangant” mean?

cotangent
In trigonometry, the function of an angle that is the reciprocal of its tangent, the ratio of the adjacent side to the opposite side in a right-angled triangle.Also: cot, trigonometric function, cotan.

“Comhthangant” with the article

The plural of cotangent in Irish is comhthangaint. Here is comhthangant after the article (an t-alt), in the singular and the plural.

an comhthangant
the cotangent
No change after an
na comhthangaint
the cotangents
Plural: no change after na

“Comhthangant” in a sentence: Irish examples

Common Irish sentences using comhthangant, the Irish word for cotangent.

Is é an comhthangant deilín an tangaint.
The cotangent is the reciprocal of the tangent.
Ríomh comhthangant na huillinne seo.
Calculate the cotangent of this angle.
Is ionann an comhthangant agus nialas ag nócha céim.
The cotangent equals zero at ninety degrees.
Níl cnaipe don chomhthangant ar m'áireamhán.
There's no cotangent button on my calculator.
Scríobh na comhthangaint i dtábla.
Write the cotangents in a table.
D'fhoghlaimíomar faoin gcomhthangant sa rang matamaitice inniu.
We learned about the cotangent in maths class today.
Bain úsáid as an gcomhthangant chun an fhadhb a réiteach.
Use the cotangent to solve the problem.

Other nouns in Irish

More everyday Irish nouns to learn next.

Cotangent in Irish: frequently asked questions

What is the Irish for cotangent?

The Irish for cotangent is comhthangant (pronounced “KOH-hang-unt”). It’s a masculine noun and the plural is comhthangaint.

How do you pronounce comhthangant in Irish?

Comhthangant is said like “KOH-hang-unt” (IPA /ˈkoːˌhaŋɡənˠtˠ/).

What is the plural of cotangent in Irish?

The plural of comhthangant is comhthangaint; with the article, na comhthangaint means “the cotangents”. The genitive plural is comhthangant, as in tábla na gcomhthangant (the table of the cotangents).

Why does comhthangant change to chomhthangant or gcomhthangant?

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

Does 'comhthangant' mean coincidence?

No, 'comhthangant' is the mathematical cotangent. A coincidence is 'comhtharlú' or 'comhtheagmhas', and 'by chance' is 'de thaisme'.

How is 'comhthangant' formed?

It is 'comh-' (co-) added to 'tangant' (tangent), just as 'comhshíneas' (cosine) is formed from 'síneas' (sine).

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