तान्तव्यायनीtāntavyāyanīf. of ˚व्य ib.
feminine of that the rest of a word is to be suppliedव्य ibidem
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.