Buddhist Dictionary of Pali Proper Names by G P Malalasekera
Gonisavihāra
Gonisavihāra:A vihāra in Ceylon where the young Dhatusena (q.v.) was brought up by his uncle,while he remained in disguise as a monk (Cv.xxxviii.21).Geiger thinks it was to the south of Anurādhapura (Cv. Trs.i.30,n.1).