pre·pare 
(prĭ-pâr)
(prĭ-pâr)v. pre·pared, pre·par·ing, pre·pares
v.tr.
1. To make ready beforehand for a specific purpose, as for an event or occasion: The teacher prepared the students for the exams.
2. To put together or make by combining various elements or ingredients; manufacture or compound: prepared a meal; prepared the lecture.
3. To fit out; equip: prepared the ship for an arctic expedition.
4. Music To lead up to and soften (a dissonance or its impact) by means of preparation.
v.intr.
Idiom: To make things or oneself ready: I must prepare for my trip.
be prepared
To be willing (to do something): I am not prepared to defend him when I know he was wrong.
[Middle English preparen, from Old French preparer, from Latin praeparāre : prae-, pre- + parāre, prepare, equip; see perə-1 in the Appendix of Indo-European roots.]
pre·pared·ly (-pârĭd-lē) adv.
pre·parer n.