triantánacht
Irish
Etymology
From triantán (“triangle”) + -acht.
Noun
triantánacht f (genitive singular triantánachta)
- (mathematics) trigonometry
Declension
Declension of triantánacht
Third declension
Bare forms (no plural for this noun):
| Forms with the definite article:
|
Derived terms
- triantánacht phlánach (“plane trigonometry”)
Related terms
- triantánúil (“trigonometrical”, adjective)
Mutation
Irish mutation | ||
---|---|---|
Radical | Lenition | Eclipsis |
triantánacht | thriantánacht | dtriantánacht |
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs. |
Further reading
- "triantánacht" in Foclóir Gaeilge-Béarla, An Gúm, 1977, by Niall Ó Dónaill.
- “trigonometry” in New English-Irish Dictionary by Foras na Gaeilge.