triantánacht

Irish

Etymology

From triantán (triangle) +‎ -acht.

Noun

triantánacht f (genitive singular triantánachta)

  1. (mathematics) trigonometry

Declension

Declension of triantánacht (third declension, no plural)
bare forms
singular
nominative triantánacht
vocative a thriantánacht
genitive triantánachta
dative triantánacht
forms with the definite article
singular
nominative an triantánacht
genitive na triantánachta
dative leis an triantánacht
don triantánacht

Derived terms

  • triantánacht phlánach (plane trigonometry)

Mutation

Mutated forms of triantánacht
radical lenition eclipsis
triantánacht thriantánacht dtriantánacht

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

Further reading