सुस्थिरयौवनsusthirayauvanamf(आ)n. having perpetual youth, always young, Pan5car.
mf(आ)neuter gender having perpetual youth, always young, Pan5car.
कोशःDictionaries
Every entry for a word in Apte, Monier-Williams, Macdonell and the Dhātupāṭha, with their abbreviations spelled out, and an analysis of its forms.