संमिल्saṃmil6 P. To meet or come together, assemble.
6 Parasmaipada To meet or come together, assemble.
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.