As a deity name
Name 317 of the Hanuman Sahasranāma — Rasvin Samhita / Brahmanda Purana, as taught by Lord Ram / Sages
Name 204 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
hail! hail to! may a blessing rest on! (with dat.; an exclamation used in making oblations to the gods; with √ kṛ [ind.p. -kāram, or -kṛtya] and acc. ‘to pronounce the exclamation…
Scripturally attestedWhy this matches what you typed
M1 · same meaning "svāhāyai" is the dative of "svāhā" — the same word in a different grammatical case.
Dictionary citations
sv-āhā ind. (prob. fr. 5. su and √ ah; cf. dur-āhā) hail! hail to! may a blessing rest on! (with dat.; an exclamation used in making oblations to the gods; with √ kṛ [ind.p. -kāram, or -kṛtya] and acc. ‘to pronounce the exclamation Svāhā over’), RV. &c. &c.
sv-āhā f. an oblation (offered to Agni, Indra &c.) or Oblation personified (as a daughter of Dakṣa and wife of Agni; she is thought to preside over burnt-offerings; her body is said to consist of the four Vedas, and her limbs are the six Aṅgas or members of the Veda; she is represented also as a wife of the Rudra Paśu-pati), RV.; &c.
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