D defs.my
Entry 1 sense Webster, 1913

Conation

· Co·na·tion · IPA /koʊˈneɪ.ʃən/
01 n. The power or act which directs or impels to effort of any kind, whether muscular or psychical.
  1. 1.
    The power or act which directs or impels to effort of any kind, whether muscular or psychical.(Philos.)
    “Of conation, in other words, of desire and will.” — J. S. Mill.