समाधिsamādhi1 Collecting, composing, concentrating (as mind).
Derived forms and compounds
व्यवसायात्मिका बुद्धिः समाधौ न विधीयते ॥
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.