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.
Entry वनिन्
वनिन्vaninA tree.
A tree.
The Soma plant.
A Brāhmaṇa in the third stage of his life, a Vānaprastha, quod vide, which see