elucubration

Pronunciation:  US [ɪˌlukjʊ'breɪʃən] UK [ɪlu:kə'breɪʃən]
  • n.Being eager and quick to learn; Rack your brains; Painstaking work; Teasing the pedant's works
n.
1.
Assiduously; thinking
2.
Rasputin, good book
3.
Teasing the pedant's works