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 निर्वपण
निर्वपणnirvapaṇaa.,
,
Derived forms and compounds
-णी
Relating to oblations.
Pouring out, scattering.
Giving, bestowing.
-णम्
Pouring out, offering.
Particularly, the presentation of funeral offerings to the manes, a libation; अनयैवावृता कार्यं पिण्डनिर्वपणं सुतैः Ms.3.248,26; Bhāg.5.12.12.