ध्रुवाक्षरdhruvākṣaran. "the eternal syllable" Om as N. of Vishn2u विष्णु MBh.
neuter gender "the eternal syllable" Om as Name of Vishn2u विष्णु MBh.
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.