As a deity name
Name 636 of the Durga Sahasranāma — Kula Arnava Tantra / Skanda Purana, as taught by Lord Shiva to Goddess Parvati
As a Hindi name
चतुर्दशी · noun · feminine
किसी पक्ष की चौदहवीं तिथि । चौदस — Śabdasāgara
Cited formation "चतुर्दशी" is चतुर्दश + -ई: चतुर्दश means "= S چترسره चतुरस्र ćatur-asra, adj. See s.v. ćatur", and the suffix -ई forms abstract nouns (fem.). CHD Basic Grammar App. I §8(14) — cited from the extracted rule table — base gloss: Platts (1884), digital edition courtesy DSAL, University of Chicago
Cited formation "चतुर्दशी" is चतुर्दश + -ई: चतुर्दश means "= S چترسره चतुरस्र ćatur-asra, adj. See s.v. ćatur", and the suffix -ई forms 'belonging to', 'having', 'coming from' (adjectives). CHD Basic Grammar App. I §9(6) — cited from the extracted rule table — base gloss: Platts (1884), digital edition courtesy DSAL, University of Chicago
Cited formation "चतुर्दशी" is चतुर्दश + -ई: चतुर्दश means "= S چترسره चतुरस्र ćatur-asra, adj. See s.v. ćatur", and the suffix -ई forms diminutives (fem.). CHD Basic Grammar App. I §9(6) — cited from the extracted rule table — base gloss: Platts (1884), digital edition courtesy DSAL, University of Chicago
As a Sanskrit word
Meaning
the 14th day in a lunar fortnight
Scripturally attested Verified derivationWhy this matches what you typed
M1 · same meaning "caturdaśī" is the feminine form of "caturdaśa" — the same word with the feminine ending, recorded by the dictionary's own gender marker on that entry.
Dictionary citations
catur—daśī f. (scil. rātri) the 14th day in a lunar fortnight, ŚāṅkhGṛ. ii; iv, 7; ĀśvGṛ. ii, 3; Mn.; MBh.; Kathās.
catur—daśī See ˚śa.
catur—daśa mf(ī)n. the 14th, Yājñ. ii, 113; R. ii; BhP. i, 3, 18
consisting of 14 VS. ix, 34; ŚāṅkhŚr. ix, xiv; RPrāt. xvii, 19
Caveats
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