punctuation punctuation /ˌpəŋktʃuːˈeɪʃən/

noun

1. The use of certain marks to clarify meaning of written material by grouping words grammatically into sentences and clauses and phrases  ( punctuation )
   the use of certain marks to clarify meaning of written material by grouping words grammatically into sentences and clauses and phrases
   
2. The marks used to clarify meaning by indicating separation of words into sentences and clauses and phrases  ( punctuation , punctuation mark [British] )
   the marks used to clarify meaning by indicating separation of words into sentences and clauses and phrases
   
3. Something that makes repeated and regular interruptions or divisions  ( punctuation )
   something that makes repeated and regular interruptions or divisions