ततtataSee under तन्.
Derived forms and compounds
अविनाशि तु तद्विद्धि येन सर्वमिदं ततम् ।
कोशःDictionaries
V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.