Nikkāraṇā (ablative = adverb) [Sanskrit niṣkāraṇā, nis + kāraṇaṃ] without reason, without cause or purpose Snp 75 (= akāraṇā ahetu Nidd II §341).
(ind, ind, adv, abl sg of nikkāraṇa) without reason, cause or purpose Construction: nir + kāre + aṇa + ā nikkāraṇa + ā