preparation[Anglais]

nom
1 : (music) a note that produces a dissonant chord is first heard in a consonant chord
2 : a substance prepared according to a formula
3 : preparatory school work done outside school (especially at home)
4 : the state of having been made ready or prepared for use or action (especially military action)
5 : the act of preparing something (as food) by the application of heat