preliminary
noun(pre-lim-i-nar-y)
something that serves as a preceding event or introduces what follows
Examples:
Training is a necessary preliminary to employment.
preliminary
noun(pre-lim-i-nar-y)
a minor match preceding the main event
preliminary
adjective(pre-lim-i-nar-y)
denoting an action or event preceding or in preparation for something more important
Examples:
A preliminary investigation.