As a deity name
Name 326 of the Vishnu Sahasranāma — Mahabharata (Anushasana Parva), as taught by Bhishma to Yudhishthira on his deathbed
As a Hindi name
प्रतिष्ठित · adj
जिसकी प्रतिष्ठा हुई हो । आदर- प्राप्त । इज्जतदार । जैसे— (क) हिंदी का प्रतिष्ठित पत्र । (ख) चार प्रतिष्ठित सज्जन · जिसकी प्रतिष्ठा की गई हो । जो स्थापति किया गया हो । जैसे,— वहाँ शिव जी की एक मूर्ति प्रतिष्ठित की गई है · पूर्ण । परिसमाप्त (को॰) — Śabdasāgara
प्रतिष्ठित · noun · masculine
विष्णु · कच्छप । कूर्म (को॰) — Śabdasāgara
प्रतिष्ठित · pratishṭhit · part.
Set up, erected; established, nxed, placed, situated; established in life, married; portioned, endowed — Platts (1884), digital edition courtesy DSAL, University of Chicago, p. 241
As a Sanskrit word
Meaning
standing, stationed, placed, situated in or on (loc. or comp.), &c.
Scripturally attested Verified derivationMultiple readings (5)Why this matches what you typed
The spelling you confirmed, प्रतिष्ठित, is itself a dictionary headword — no grammatical transformation stands between what you typed and the meaning above.
Dictionary citations
prati-˚ṣṭhita (prati-), mfn. standing, stationed, placed, situated in or on (loc. or comp.), MBh.; R. &c.
abiding or contained in (loc.), ŚBr. &c. &c.
fixed, firm, rooted, founded, resting or dependent on (loc. or comp.), AV. &c. &c.
established, proved, Mn. viii, 164
ordained for, applicable to (loc.), ib., 226
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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