Definition of: possible

(pos′ə·bəl) adjective
1. That may be or may become true: opposed to actual: said of a thing, an event, or a statement.
2. That may be true in some contingency; imaginably true: sometimes used to denote extreme improbability: opposed to certain, necessary, impossible. [<OF <L possibilis <posse be able <potis able + esse be]
—pos′si·bly adverb