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Bulb in Irish (Bulba): Meaning, Pronunciation, Usage

The Irish for bulb is bulba, a masculine noun (plural bulbaí).
Updated October 2026Report a mistake

How to say “bulb” in Irish

Irish:
bulba
English:
bulb
Word type:
noun
Gender:
masculine, fourth declension
Pronunciation:
“BUL-buh”  /ˈbˠʊlˠəbˠə/
Various forms
Plural:
bulbaí (bulbs)
Genitive singular:
bulba, an bhulba (e.g. méid an bhulba, the size of the bulb)
Genitive plural:
bulbaí, na mbulbaí (e.g. mála na mbulbaí, the bag of bulbs)

What does “bulba” mean?

“Bulba” has two alternative meanings. The most common comes first.

bulb
The round underground part of some plants, such as an onion or tulip, from which the plant grows.Also: flower bulb, plant bulb, tuber.
1 other meaning:
2bulb
A rounded swelling or bulb-shaped part of something, such as the bulb of a thermometer.Also: bulbous part, swelling.

“Bulba” with the article

The plural of bulb in Irish is bulbaí. Here is bulba after the article (an t-alt), in the singular and the plural.

an bulba
the bulb
No change after an
na bulbaí
the bulbs
Plural: no change after na

“Bulba” in a sentence: Irish examples

Common Irish sentences using bulba, the Irish word for bulb.

Chuir mé bulba tiúilipe sa ghairdín inné.
I planted a tulip bulb in the garden yesterday.
Tá an bulba ag fás go maith.
The bulb is growing well.
Ceannaigh bulbaí san fhómhar le haghaidh an earraigh.
Buy bulbs in autumn for the spring.
Ná cuir barr an bhulba rófhada faoin talamh.
Don't put the top of the bulb too deep in the soil.
Tá mo bhulbaí go léir faoi bhláth anois.
All my bulbs are in flower now.
Coinnigh na bulbaí in áit thirim.
Keep the bulbs in a dry place.
Is bulba é an t-oinniún freisin.
The onion is a bulb too.

Other nouns in Irish

More everyday Irish nouns to learn next.

Bulb in Irish: frequently asked questions

What is the Irish for bulb?

The Irish for bulb is bulba (pronounced “BUL-buh”). It’s a masculine noun and the plural is bulbaí.

How do you pronounce bulba in Irish?

Bulba is said like “BUL-buh” (IPA /ˈbˠʊlˠəbˠə/).

What is the plural of bulb in Irish?

The plural of bulba is bulbaí; with the article, na bulbaí means “the bulbs”. The genitive plural is bulbaí, as in mála na mbulbaí (the bag of bulbs).

Why does bulba change to bhulba or mbulba?

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

Is 'bulba' the word for a light bulb?

No, a light bulb is usually 'bolgán solais' or 'bolgán'; 'bulba' is mainly the plant bulb.

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