Meaning of expiscate

ex•pis•cate

Pronunciation: (ek'spu-skāt", ek-spis'kāt), [key]
— -cat•ed, -cat•ing.
  1. to find out by thorough and detailed investigation; discover through scrupulous examination.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.