Haggadah

Concise Oxford English Dictionary © 2008 Oxford University Press:
Haggadah /həˈgɑːdə, hagaˈdɑː/

▶noun (pl. Haggadoth or Haggadot /-dəʊt/) Judaism

• 1 the text recited at the Seder on the first two nights of the Passover.

• 2 a legend or anecdote used to illustrate a point of the Law in the Talmud.

  ■ this (non-legal) element of the Talmud.

– derivatives
Haggadic /-ˈgadɪk, -ˈgɑːdɪk/ adjective.

– origin from Heb. Haggāḏāh,‘tale, parable’, from higgīḏ ‘tell, expound’.