fócasach

Irish

Etymology

From fócas (focus) +‎ -ach (adjectival suffix).

Adjective

fócasach (genitive singular masculine fócasaigh, genitive singular feminine fócasaí, plural fócasacha, not comparable)

  1. (medicine) focal

Declension

Declension of fócasach
Positive singular plural
masculine feminine strong noun weak noun
nominative fócasach fhócasach fócasacha;
fhócasacha2
vocative fhócasaigh fócasacha
genitive fócasaí fócasacha fócasach
dative fócasach;
fhócasach1
fhócasach;
fhócasaigh (archaic)
fócasacha;
fhócasacha2
Comparative níos fócasaí
Superlative is fócasaí

1 When the preceding noun is lenited and governed by the definite article.
2 When the preceding noun ends in a slender consonant.

Derived terms

  • fad fócasach (focal length)
  • pointe fócasach (focal point)

Mutation

Mutated forms of fócasach
radical lenition eclipsis
fócasach fhócasach bhfócasach

Note: Certain mutated forms of some words can never occur in standard Modern Irish.
All possible mutated forms are displayed for convenience.

Further reading

  • Ó Dónaill, Niall (1977) “fócasach”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN
  • focal”, in New English-Irish Dictionary, Foras na Gaeilge, 2013–2025