árṇa m. n. a wave, flood stream, [RV.]; [BhP.]
(figuratively applied to the) tumult of battle, [RV. v, 50, 4]
árṇa m. a letter, syllable, [RāmatUp.] N. of a metre (comprising ten feet, and belonging to the class called Daṇḍaka)
the teak tree (see arjunāpama above), [L.]
N. of a man (see arna citráratha below)
árṇa m. pl. N. of a people, [BhP.]