prionsabal, m. (gs. & npl. -ail, gpl. ~). Principle. 1. Fundamental truth, general law. ~ Airciméidéis, Archimedean principle. ~ na héideimhne, na heisiatachta, uncertainty, exclusion, principle. 2. Moral principles. ~ a bheith agat, to have principle, to conduct oneself properly. Fear gan phrionsabal, a man of no principles.