A Journal

1. A diary or daily record of a person, organization, vessel etc.; daybook.
2. A newspaper or magazine dealing with a particular subject.
3. (accounting) A chronological record of payments.
4. (computing) A chronological record of changes made to a database or other system; along with a backup or image copy that allows recovery after a failure or reinstatement to a previous time; a log.
5. (engineering) The part of a shaft or axle that rests on bearings.