ultrasonic communication

ultrasonic inspection

ultrasonic absorption

ultrasonic corrosion detector

ultrasonic machining

ultrasonic test

ultrasonic sensor

air lines of communication (ALOC)

burst communication

channels of communication

close political-military communication

command and control communication system (C2CS)

command, control and communication (C³) system

command, control and communication support

command, control, computers, communication, intelligence, surveillance, reconnaissance (C4ISR)

communication and information systems (CIS)

communication and navigation aids (COMNAV)

communication centre

communication circuit

communication point

communication satellite

communication system

communication trench

communications (comm) (= communication)

data transmission and communication system

disruption of lines of communication

ground lines of communication (GLOC)

Information, Communication, Technology Management (ICTM)

interior lines of communication

lines of communication (LOC)

logistical communication

merchant ship communication system (mercomm system)

NATO Communication and Information Systems Services Agency (NCSA)