triatomic /trī-ə-tomˈik/

1. Consisting of three atoms
2. Having three replaceable atoms or groups
3. Trivalent

• clock-golfs
• clock in
• clocking
• clockmaker
• clockmakers
• clock off
• clock on
• clock out
• clock radio
• clock radios
• clocks
• clock speed
• clock speeds
• clock tower
• clock towers
• clock up
• clock-watcher
• clock-watching
• clockwise
• clockwork
• clockworks
• clod
• clodded
• cloddier
• cloddiest