WordWeb Online

1. The act of changing something to bring it up to date (usually by adding something)
   "criminal records need regular updating";
   - updation [non-standard]

1. Modernize or bring up to date
   "We updated the kitchen in the old house"
    
2. Tell the latest new information
    
3. (computer technology) bring to the latest state of technology or supply with the latest data
   "tonight, I will update my operating system"; "we updated the database with the most recent figures"

Derived forms: updatings

Type of: change, inform, modify

Encyclopedia: Update