Meaning of (C) in English
An ASCII rendition of the encircled "c" copyright symbol. Unfortunately, this rendition is not legally valid, the circle must be complete. The word "copyright" in full is perfectly adequate though.
(In LaTeX the copyright symbol is written as \copyright).
[ Jargon File ]
FOLDOC computer English dictionary. Английский словарь по компьютерам FOLDOC. 2012