TORTHAÍ
IN FOCLÓIR GAEILGE—BÉARLA
tríocha, num. s. & a. Thirty. 1. m. (gs. ~d, pl. ~idí) (In counting) ~ a haon, ~ a dó, thirty-one, thirty-two. Ceithre bliana ~d, ceithre bliana is ~, thirty-four years. An cúigiú háit is ~, the thirty-fifth place. Na ~idí, the thirties. 2. (Followed by noun in ns.) (a) ~ fear, bean, bliain, slat, thirty men, women, years, yards. (b) Hist: ~ céad, large territorial division, barony.
ABAIRTÍ
IN FOCLÓIR GAEILGE—BÉARLA
Uillinn tríocha ~, angle of thirty degrees.
Daichead míle (san uair), tríocha míle an galún, a dhéanamh, to do, travel, forty miles (an hour), thirty miles to the gallon.