1. Having a common centre
   - concentric, concentrical

See also: coaxal, coaxial

• coming
• coming attraction
• coming back
• coming into court
• coming together
• coming upon
• COMINT
• comitia
• comity
• comity of nations
• comma
• comma bacillus
• comma butterfly
• command
• command guidance
• command key
• command language
• command line
• command line interface
• command module
• command overhead
• command post
• command processing overhead
• command processing overhead time
• command prompt