mess - mode
- message
- message analysis
- message control program
- message control system
- message distributor
- message field
- message file
- message format
- message handler
- message handling
- message lamp
- message link
- message numbering
- message packet
- message preamble
- message prefix
- message present
- message processing
- message processing program
- message queue
- message queuing
- Message Queuing Interface
- message register
- message source
- message status
- message structure
- message switching
- message waiting
- message-register facility
- message-register pulse
- message-switching center
- message-switching network
- message-taking service
- message-transfer control circuit
- message-transfer delay
- message-transfer part
- message-waiting lamp
- metacharacter
- metacompiler
- metadata
