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 उद्वर्तक
उद्वर्तकudvartakaa.Causing to rise.
Causing to rise.
Rubbing and cleaning the body.
Derived forms and compounds
-कः (In Mathematics) The quantity assumed for the purpose of the operation (Colebrooke).