Monier Monier-Williams, A Sanskrit–English Dictionary
उद्यमudyamam. the act of raising or lifting up, elevation R. Ya1jn5. Pan5cat. &c.
masculine gender the act of raising or lifting up, elevation R. Ya1jn5. Pan5cat. etc.
masculine gender undertaking, beginning
masculine gender the act of striving after, exerting one's self, exertion, strenuous and continued effort, perseverance, diligence, zeal R. Kum. Pan5cat. VarBr2S. etc.
Source: Monier-Williams
Macdonell
A. A. Macdonell, A Practical Sanskrit Dictionary
उद्यमudyama[ud-yama] m. raising; exertion, en deavour, diligence (w. d., prati, inf., --˚): -na, n. raising; endeavour…