The symbol may have marked on it a number in dB: this refers to the coupling factor of the coupler.
This holy symbol will mark you as such to all of my faithful.
And, certainly, it was one of the Twelve Swords that he gripped, though it was impossible to see at the moment which white symbol marked its hilt.
Each girl had a colour and a symbol to mark what was hers.
"The same symbol that marked his spears, clothing, and other possessions will mark his grave post," Jondalar said.
The symbol of God had marked the limit of human potential and, in the conservative period, had imposed a constraint upon what men and women could do.
Mark let his left hand rest upon it, loosely, casually; he did not want Hyrcanus, at least, to be able to read which white symbol marked that hilt.
A symbol blazed there, marked with fire, and faded, but not before he recognized it.
No fence enclosed the area, no religious symbol marked it.
Harry encounters a symbol marked throughout Silent Hill, said by Dahlia to enable darkness to take over the town if its multiplication continues.