éifeacht

Irish

Etymology

From Middle Irish éifecht (“efficacy, effectiveness”), from Old French effect, from Latin effectus (“effect”).

Pronunciation

• (Ulster) IPA^(key): /ˈeːfʲaxt̪ˠ/, [ˈei̯fʲaxt̪ˠ]

Noun

éifeacht f (genitive singular éifeachta)

1. effect (result of an action)
2. force (anything that has the power to produce an effect upon something else)

Declension

Declension of éifeacht

Third declension

Bare forms (no plural for this noun): Case Singular Nominative éifeacht Vocative a éifeacht Genitive éifeachta Dative éifeacht

Forms with the definite article: Case Singular Nominative an éifeacht Genitive na héifeachta Dative leis an éifeacht don éifeacht

Synonyms

• (impact): iarmhairt

Derived terms

• comhéifeacht (“coefficient”)
• cúis agus éifeacht (“cause and effect”)
• éifeachtach (“forceful, efficacious, effective”, adjective)

Mutation

Irish mutation
Radical	Eclipsis	with h-prothesis	with t-prothesis
éifeacht	n-éifeacht	héifeacht	not applicable
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.

Further reading

• Ó Dónaill, Niall (1977) “éifeacht”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
• de Bhaldraithe, Tomás (1959) “éifeacht”, in English-Irish Dictionary, An Gúm
• “éifeacht”, in New English-Irish Dictionary, Foras na Gaeilge, 2013-2024