1. The act of changing something to bring it up to date (usually by adding something)
   - updating

Type of: change

• clearway
• clearweed
• cleat
• cleats
• cleavable
• cleavage
• cleavage cavity
• cleave
• cleaver
• cleavers
• clef
• cleft
• cleft foot
• cleft lip
• cleft palate
• cleg
• clegg
• Cleistes
• Cleistes divaricata
• Cleistes rosea
• cleistocarp
• cleistogamic
• cleistogamous
• cleistogamy
• cleistothecium