aroga : [adj.] healthy; void of sickness.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

a-roga mf(ā)n. free from disease, healthy, well Mn. &c., m. health Hit., (ā), f. N. of Dīkshāyaṇī in Vaidyanātha MatsyaP

Sanskrit-English Dictionary, by M. Monier William