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 नस्
नस्nas1 Ā. (नसते) Ved.
1 Ā. (नसते) Vedic
To approach, go towards.
To copulate.
To be crooked or curved, to bend.
Derived forms and compounds
नस्nas, Feminine The nose. (a word optionally substituted for नासिका after Accusative dual); यथा गावो नसि प्रोताः Bhāg. 1.13.41. -Compound -क्षुद्रAdjective small-nosed.