Morse code (esp. the code)
(radio) call sign; (radio) call letters
(of) opposite sign; (having an) opposite sign
repetition symbol; repetition of the previous character
signal converter; inverter
encoding (act of encoding a signal)
code division multiple access; CDMA
Error-Detecting Code; EDC
Error-Correcting Code; ECC
pulse-code modulation; PCM
error-detecting code; self-checking code
error-detecting code; self-checking code
multicode core concrete syntax
multicode basic concrete syntax
multicode concrete syntax
ISI; intersymbol interference
CDMA; code division multiple access
CDMA; Code Division Multiple Access
character-coded-data-element; CC data element
supplementary symbol (number, punctuation, etc.)
ellipsis points (e.g. ...); suspension points; apostrophe
Wilcoxon signed-rank test
shorthand symbol; stenograph; stenographic character
Bopomofo; Zhuyin fuhao; Chinese transliteration system now used mainly in Taiwan
diacritical mark; diacritic
(of) matching sign; (having a) matching sign