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Definition 2024

lionsa

lionsa

Irish

Noun

lionsa m ‎(genitive singular lionsa, nominative plural lionsaí)

lens

Declension

Declension of lionsa

Fourth declension

Bare forms

Case	Singular	Plural
Nominative	lionsa	lionsaí
Vocative	a lionsa	a lionsaí
Genitive	lionsa	lionsaí
Dative	lionsa	lionsaí

Forms with the definite article

Case	Singular	Plural
Nominative	an lionsa	na lionsaí
Genitive	an lionsa	na lionsaí
Dative	leis an lionsa don lionsa	leis na lionsaí

Derived terms

Terms derived from lionsa

córas lionsaí m ‎(“combination of lenses”)
lionsachán m ‎(“lenticel”)
lionsach ‎(“lensed, having lenses; lenticular”)

lionsa comhchruinnithe m ‎(“condenser lens”)
lionsa dúbailte m ‎(“doublet lens”)
lionsaí tadhaill m pl ‎(“contact lenses”)

lionsa méadaithe m ‎(“magnifying lens”)
lionsa réimse m ‎(“field lens”)
réadlionsa m ‎(“object lens”)

References

"lionsa" in Foclóir Gaeilge-Béarla, An Gúm, 1977, by Niall Ó Dónaill.