As a deity name
Name 490 of the Durga Sahasranāma — Kula Arnava Tantra / Skanda Purana, as taught by Lord Shiva to Goddess Parvati
Name 834 of the Narasimha Sahasranāma — Brahmanda Purana / Narasimha Purana, as taught by Sages to Assembly of Devotees
Name 583 of the Vishnu Sahasranāma — Mahabharata (Anushasana Parva), as taught by Bhishma to Yudhishthira on his deathbed
As a Hindi name
निष्ठा · noun · feminine
स्थिति । अवस्या । ठहराव · निर्वाह · मन की एकांत स्थिति । चित का जमना — Śabdasāgara
निष्ठा · ni-shṭhā · s.f.
Station, position, standing; condition, state; stand-point; basis, foundation — Platts (1884), digital edition courtesy DSAL, University of Chicago, p. 1140
निष्ठा · feminine
a female given name, Nishtha, from Sanskrit
निष्ठा · feminine
loyalty; allegiance, devotion, fidelity; faith, adherence; self-devotion
Cited formation "निष्ठा" is निष्ठ + -आ: निष्ठ means "believing in, having faith", and the suffix -आ forms abstract, agent, action or instrumental nouns (masc.); also past participles. CHD Basic Grammar App. I §8(3) — cited from the extracted rule table
Cited formation "निष्ठा" is निष्ठ + -आ: निष्ठ means "believing in, having faith", and the suffix -आ forms 'having' (adjectives). CHD Basic Grammar App. I §9(1) — cited from the extracted rule table
a Hindi word, a tatsama: the Sanskrit word borrowed unchanged into Hindi निष्ठा — per Wiktionary’s etymology record
“Borrowed from Sanskrit निष्ठा (niṣṭhā).” — per Wiktionary’s etymology record
ni-ṣṭhā (√ sthā; aor. ny-aṣṭhāt pf. ni-tasthau, Vop.) : Caus. (aor. ny-atiṣṭhipat) to fix in (loc.), ŚBr.; to give forth, emit, yield, HPariś.
1. ni-˚ṣṭhā f. (ifc. f(ā). ) state, condition, position, Bhag.
As a Sanskrit word
Meaning
state, condition, position
Scripturally attested Verified derivationMultiple readings (5)Why this matches what you typed
M1 · same meaning "niṣṭhā" is the feminine form of "niṣṭha" — the same word with the feminine ending, derived from the stem's own paradigm.
Dictionary citations
ni-ṣṭhā (√ sthā; aor. ny-aṣṭhāt pf. ni-tasthau, Vop.) : Caus. (aor. ny-atiṣṭhipat) to fix in (loc.), ŚBr.; to give forth, emit, yield, HPariś.
1. ni-˚ṣṭhā f. (ifc. f(ā). ) state, condition, position, Bhag.
firmness, steadiness, attachment, devotion, application, skill in, familiarity with, certain knowledge of (loc.), MBh.; Kāv.; Pur.
decision about (gen.), Rājat.
decisive sentence, judgement, Gaut.; Āp.
ni-˚ṣṭha mfn. (in some senses = or w.r. for niḥ + stha) being in or on, situated on, grounded or resting on, depending on, relating or referring to (usually ifc.), Mn.; MBh. &c.
intent on, devoted to, ib. (cf. dharma-, satya-)
Alternative readings
More than one analysis survives full verification. That ambiguity is real, so we show every reading rather than pick one silently.
Caveats
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