As a deity name
Name 49 of the Ganesha Sahasranāma — Ganesha Purana (Upasana Khanda), as taught by Sage Vyasa / Lord Ganesha
Name 979 of the Gayatri Sahasranāma — Devi Bhagavata Purana, as taught by Sages
Name 227 of the Shiva Sahasranāma — Mahabharata (Anushasana Parva), as taught by Sage Tandi to Sage Upamanyu
Name 98 of the Vishnu Sahasranāma — Mahabharata (Anushasana Parva), as taught by Bhishma to Yudhishthira on his deathbed
As a Hindi name
सिद्धि · noun · masculine
शिव का एक नाम — Śabdasāgara
सिद्धि · noun · feminine
काम का पूरा होना । पूर्णता । प्रयोजन निकलना । जैसे,—कार्य सिद्ध होना · सफलता । कृतकार्यता । कामयाबी · लक्ष्यबेध । निशाना मारना — Śabdasāgara
सिद्धि · siddhi · s.f.
Accomplishment, fulfilment, consummation, completion, perfection, complete attainment (of any object), performance; success, prosperity — Platts (1884), digital edition courtesy DSAL, University of Chicago, p. 647
सिद्धि · feminine
a female given name, Siddhi, from Sanskrit
सिद्धि · feminine
accomplishment, achievement, attainment, success; substantiation
a Hindi word, a tatsama: the Sanskrit word borrowed unchanged into Hindi सिद्धि — per Wiktionary’s etymology record
“Borrowed from Sanskrit सिद्धि (siddhi).” — per Wiktionary’s etymology record
1. siddhi f. driving off, putting aside, Yājñ.
2. siddhi f. (for 1. See p. 1215, col. 1) accomplishment, performance, fulfilment, complete attainment (of any object), success, MBh.; Kāv. &c.
As a Sanskrit word
Meaning
driving off, putting aside
Scripturally attested Verified derivationMultiple readings (6)Why this matches what you typed
The spelling you confirmed, सिद्धि, is itself a dictionary headword — no grammatical transformation stands between what you typed and the meaning above.
Dictionary citations
1. siddhi f. driving off, putting aside, Yājñ.
2. siddhi f. (for 1. See p. 1215, col. 1) accomplishment, performance, fulfilment, complete attainment (of any object), success, MBh.; Kāv. &c.
the hitting of a mark (loc.), Kām.
healing (of a disease), cure by (comp.), Yājñ.
coming into force, validity, ib.
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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