As a deity name
Name 862 of the Lakshmi Sahasranāma — Skanda Purana / Sanat Kumara Samhita, as taught by Sages Sanatkumara and Devotees
As a Hindi name
Nearest attested word 'महोत्साहा' does not appear as a word in our Hindi sources. The nearest word is महोत्साह, meaning Great effort or exertion. — Platts (1884), digital edition courtesy DSAL, University of Chicago nearest word: महोत्साह — a suggestion, not a meaning
As a Sanskrit word
Meaning
having gr˚ power or strength or energy, &c. — feminine form of mahotsāha
Scripturally attestedWhy this matches what you typed
M1 · same meaning "mahotsāhā" is the feminine form of "mahotsāha" — the same word with the feminine ending (nominative).
Dictionary citations
mahotsāha mfn. having gr˚ power or strength or energy, Yājñ.; MBh. &c.
mahotsāha m. N. of Śiva, Śivag.
Caveats
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