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Sulphide in Irish (Suilfíd): Meaning, Pronunciation, Usage

The Irish for sulphide is suilfíd, a feminine noun (plural suilfídí).
Updated October 2026Report a mistake

How to say “sulphide” in Irish

Irish:
suilfíd
English:
sulphide
Word type:
noun
Gender:
feminine, second declension
Pronunciation:
“SIL-feed”  /ˈsˠɪlʲfʲiːdʲ/
Various forms
Plural:
suilfídí (sulphides)
Genitive singular:
suilfíde, na suilfíde (e.g. foirmle na suilfíde, formula of the sulphide)
Genitive plural:
suilfídí, na suilfídí (e.g. airíonna na suilfídí, the properties of the sulphides)

What does “suilfíd” mean?

sulphide
A chemical compound of sulphur with another element or group, such as a metal.Also: sulfide, metal sulphide.

“Suilfíd” with the article

The plural of sulphide in Irish is suilfídí. Here is suilfíd after the article (an t-alt), in the singular and the plural.

an tsuilfíd
the sulphide
Feminine nouns take t before s after an
na suilfídí
the sulphides
Plural: no change after na

“Suilfíd” in a sentence: Irish examples

Common Irish sentences using suilfíd, the Irish word for sulphide.

Is comhdhúil í suilfíd.
A sulphide is a compound.
Tá an tsuilfíd seo dubh.
This sulphide is black.
Bíonn boladh láidir ó roinnt suilfídí.
Some sulphides have a strong smell.
Rinneamar staidéar ar shuilfídí sa rang ceimice.
We studied sulphides in chemistry class.
Is mianra coitianta í suilfíd luaidhe.
Lead sulphide is a common mineral.
Scríobh foirmle na suilfíde ar an gclár.
Write the formula of the sulphide on the board.
Tá iarann i suilfíd iarainn.
There is iron in iron sulphide.

Other nouns in Irish

More everyday Irish nouns to learn next.

Sulphide in Irish: frequently asked questions

What is the Irish for sulphide?

The Irish for sulphide is suilfíd (pronounced “SIL-feed”). It’s a feminine noun and the plural is suilfídí.

How do you pronounce suilfíd in Irish?

Suilfíd is said like “SIL-feed” (IPA /ˈsˠɪlʲfʲiːdʲ/).

What is the plural of sulphide in Irish?

The plural of suilfíd is suilfídí; with the article, na suilfídí means “the sulphides”. The genitive plural is suilfídí, as in airíonna na suilfídí (the properties of the sulphides).

Why does suilfíd change to shuilfíd?

After words like mo (my) and do (your) the first letter is lenited: mo shuilfíd. After ár (our) it stays ár suilfíd, because s does not take eclipsis.

What is the difference between suilfíd and suilfáit?

A suilfíd (sulphide) contains sulphur with no oxygen, while a suilfáit (sulphate) contains sulphur and oxygen.

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