cros - dead
- cross
- cross arm
- cross flow
- cross track distance
- cross-band operation
- cross-country flight
- cross-coupling
- cross-fire tube ferrule
- cross-modulation
- cross-pointer indicator
- cross-section
- cross-section area
- cross-section between collective and directional control
- cross-sectional area
- cross-sectional cut
- cross-sectional drawing
- cross-spin of a rocket
- cross-wind accountability
- cross-wind capability
- cross-wind flight
