precondition
Concise Oxford English Dictionary © 2008 Oxford University Press:
precondition/priːkənˈdɪʃn/
▶noun a condition that must be fulfilled before other things can happen or be done. ▶verb
- 1 (often as noun preconditioning) prepare or condition (someone or something) to behave or react in a certain way under certain conditions.
- 2 bring into the desired state for use.
'precondition' also found in these Oxford entries:

