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 वितंस
वितंसvitaṃsa1 A bird-cage.
1 A bird-cage.
A rope, chain, fetter etc. to confine beasts or birds.
Derived forms and compounds
वितंसःvitaṃsḥ
1 A cage, a cage or net for confining beasts or birds.