As a deity name
Name 672 of the Vishnu Sahasranāma — Mahabharata (Anushasana Parva), as taught by Bhishma to Yudhishthira on his deathbed
Name 787 of the Vishnu Sahasranāma — Mahabharata (Anushasana Parva), as taught by Bhishma to Yudhishthira on his deathbed
As a Hindi name
महाकर्मा · noun · masculine
शिव का एक नाम — Śabdasāgara
As a Sanskrit word
Meaning
a great work
Scripturally attestedWhy this matches what you typed
M1 · same meaning "mahākarmā" is the nominative of "mahākarman" — the same word in a different grammatical case.
Dictionary citations
mahā—karman n. a great work, AitBr.
mahā—karman mfn. accomplishing great works (said of Śiva), MBh.
Caveats
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