[syn: given, presumption, precondition]
3. a condition that is a prerequisite;
1. put into the required condition beforehand;
The Collaborative International Dictionary of English v.0.48:
Precondition \Pre`con*di"tion\, n.
A previous or antecedent condition; a preliminary condition.
WordNet (r) 3.0 (2006):
n 1: an assumption on which rests the validity or effect of
something else [syn: condition, precondition,
2: an assumption that is taken for granted [syn: given,
3: a condition that is a prerequisite
v 1: put into the required condition beforehand