casuist definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a person expert in, or inclined to resort to, casuistry
Origin: French casuiste ; from Classical Latin casus: see case
casuist definition by American Heritage Dictionary
A person who is expert in or given to casuistry.
Origin: French casuiste, from Spanish casuista, from Latin cāsus, case; see case1.