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Subsequence in Irish (Fosheicheamh): Meaning, Pronunciation, Usage

The Irish for subsequence is fosheicheamh, a masculine noun.
Updated October 2026Report a mistake

How to say “subsequence” in Irish

Irish:
fosheicheamh
English:
subsequence
Word type:
noun
Gender:
masculine
Pronunciation:
“FUH-hekh-uv”  /ˈfˠɔhɛxəw/
Various forms
Genitive singular:
fosheichimh, an fhosheichimh (e.g. téarmaí an fhosheichimh, the terms of the subsequence)

What does “fosheicheamh” mean?

subsequence
In mathematics, a sequence formed by taking some of the terms of another sequence in their original order.Also: sub-sequence.

“Fosheicheamh” with the article

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

an fosheicheamh
the subsequence
No change after an

“Fosheicheamh” in a sentence: Irish examples

Common Irish sentences using fosheicheamh, the Irish word for subsequence.

Is fosheicheamh den seicheamh sin é seo.
This is a subsequence of that sequence.
Tá an fosheicheamh seo cóineasach.
This subsequence is convergent.
Scríobh síos an chéad téarma den fhosheicheamh.
Write down the first term of the subsequence.
Faigh teorainn an fhosheichimh.
Find the limit of the subsequence.
Roghnaigh fosheicheamh as an seicheamh thuas.
Choose a subsequence from the sequence above.
Tá gach téarma san fhosheicheamh dearfach.
Every term in the subsequence is positive.
Míníonn an múinteoir cad is fosheicheamh ann.
The teacher explains what a subsequence is.

Other nouns in Irish

More everyday Irish nouns to learn next.

Subsequence in Irish: frequently asked questions

What is the Irish for subsequence?

The Irish for subsequence is fosheicheamh (pronounced “FUH-hekh-uv”). It’s a masculine noun.

How do you pronounce fosheicheamh in Irish?

Fosheicheamh is said like “FUH-hekh-uv” (IPA /ˈfˠɔhɛxəw/).

Does fosheicheamh have a plural?

No plural form is given for fosheicheamh in the standard. Many abstract and mass nouns in Irish have no plural.

Why does fosheicheamh change to fhosheicheamh or bhfosheicheamh?

Irish changes the start of some words after certain words. After mo (my) fosheicheamh becomes m'fhosheicheamh (lenition), and after ár (our) or i (in) it becomes ár bhfosheicheamh (eclipsis).

How is 'fosheicheamh' related to 'seicheamh'?

It is 'seicheamh' (sequence) with the prefix 'fo-' meaning sub-, which lenites the s, giving 'fosheicheamh' (subsequence).

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