अभूतप्रादुर्भावabhūtaprādurbhāvam. the becoming manifest of what has not been before.
masculine gender the becoming manifest of what has not been before.
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.