Catechism /(-kĭz'm)/

Cat·e·chism

Catechism

n.
  1. A form of instruction by means of questions and answers.
  2. A book containing a summary of principles, especially of religious doctrine, reduced to the form of questions and answers.
    The Jews, even till this day, have their catechisms.

Phrases & Compounds
The Larger Catechism
See Westminster Assembly, under Assembly.