Akademik

punctuation
n.
1 the system or arrangement of marks used to punctuate a written passage.
2 the practice or skill of punctuating.
Phrases and idioms:
punctuation mark any of the marks (e.g. full stop and comma) used in writing to separate sentences and phrases etc. and to clarify meaning.
Etymology: med.L punctuatio (as PUNCTUATE)

Useful english dictionary. 2012.