command airplane - connecting pipe
- command airplane
- command chaining
- command control antenna
- command control block
- command guidance
- command guidance system
- command order
- command radio
- command system
- commanding
- commemorative architecture
- commencement location address
- commercial aviation
- commercial communication
- commercial flying
- commercial gasolene
- commercial grade
- commercial iron
- commercial machine
- commercial operation
- commercial plane
- commercial power production
- commercial printing
- commercial product
- commercial receiver
- commercial sample
- commercial steel
- commercial wax
- commercially-pure iron
- commingler
- comminute
- comminuting
- comminution
- commission
- commissioning
- commix
- commixing
- commodity farming
- common air chamber
- common anchor
