As a deity name
Name 223 of the Durga Sahasranāma — Kula Arnava Tantra / Skanda Purana, as taught by Lord Shiva to Goddess Parvati
As a Hindi name
Nearest attested word 'निमेषा' does not appear as a word in our Hindi sources. The nearest word is निमेष, meaning = ni-mish, q.v. — Platts (1884), digital edition courtesy DSAL, University of Chicago nearest word: निमेष — a suggestion, not a meaning
As a Sanskrit word
Meaning
1 Twinkling of the eye. 2 A momentary space of time, a twinkling of the eye considered as a measure of time: see nimiṣa. — feminine form of nimeṣa
Scripturally attested Verified split — attested membersMultiple readings (5)Why this matches what you typed
M1 · same meaning "nimeṣā" is the feminine form of "nimeṣa" — the same word with the feminine ending (nominative).
Dictionary citations
ni-˚meṣa m. shutting the eye, twinkling, winking, TS.; Mn.; Yājñ.; MBh. &c. (also as a measure of time i.e. a moment; ˚ṣād iva, in a m˚, MBh.; R. &c.; ˚ṣaṃ nimeṣam, every m˚, ŚBr.; as a disease, Suśr.)
N. of a Yakṣa, MBh.
Alternative readings
More than one analysis survives full verification. That ambiguity is real, so we show every reading rather than pick one silently.
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