Socratic method

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A pedagogical technique in which a teacher does not give information directly but instead asks a series of questions, with the result that the student comes either to the desired knowledge by answering the questions or to a deeper awareness of the limits of knowledge.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a method of teaching by question and answer; used by Socrates to elicit truths from his students