As a deity name
Name 339 of the Saraswati Sahasranāma — Skanda Purana, as taught by Lord Brahma / Sages
As a Hindi name
No reading on this path — this spelling has no entry in our Hindi sources, and no near neighbour is attested there either. We say so rather than invent one.
As a Sanskrit word
Meaning
thought, design, intention, resolution, determination, inclination, wish, desire (with loc. dat. or inf.), &c. &c. (matyā wittingly, knowingly, purposely; or dhā or dhṛ or ā-√ dhā…
Scripturally attestedWhy this matches what you typed
M1 · same meaning "matyai" is the dative of "mati" — the same word in a different grammatical case.
Dictionary citations
mati &c. See p. 783, col. 2.
mati f. (in ŚBr. also mati) devotion, prayer, worship, hymn, sacred utterance, RV.; VS.
Caveats
Sources contain errors and engines have limits; every claim above carries its citation so you can verify it. This is guidance about names and their sources — not religious or astrological consultation. How we work · Our sources