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 बिल्लम्
बिल्लम्billam1 A pit.
1 A pit.
Particularly, a basin for water round the foot of a tree (आलवाल).
The plant Asa Foetida.
Derived forms and compounds
-सूः a mother of ten children; बिल्लसू- र्दशपुत्रा स्यात् Śabdaratnākara.