signal | |
gen. | signal |
chem. | symbol |
commun. | code character |
commun. el. | feed |
el. | waveform; waveshape |
ling. | acoustic signal |
tech. | survey tower |
telecom. | character |
transp. | sign |
average: 4 phrases in 3 subjects |
Finances | 2 |
Health care | 1 |
Ice hockey | 1 |