journal journal /ˈdʒɝːnəl/

noun

1. () A daily written record of (usually personal) experiences and observations  ( journal , diary )
   a daily written record of (usually personal) experiences and observations
    I read an interesting article in a scientific journal
   I read an interesting article in a scientific journal
   
2. () A periodical dedicated to a particular subject  ( journal )
   a periodical dedicated to a particular subject
    He reads the medical journals
   he reads the medical journals
   
3. The part of the axle contained by a bearing  ( journal )
   the part of the axle contained by a bearing
   
4. A record book as a physical object  ( journal )
   a record book as a physical object
   
5. A ledger in which transactions have been recorded as they occurred  ( daybook , journal )
   a ledger in which transactions have been recorded as they occurred