Dot may mean:
Typographic characters
Full stop, also called period ( . )
Interpunct, between words; also called middle dot or centered dot ( · )
Decimal point, in numerals ( . )
Dot , above a character ( ?, ? )
Dotted note in music notation
People and fictional characters
Dot Branning, from EastEnders
Dot Matrix , from the television series ReBoot
Dot Moore, a Mobile, Alabama television personality
Dot and Dash, the girl and the boy appearing in the PBS Kids idents
Dot and the Kangaroo, children's book by Ethel C. Pedley, written in 1899
Dot Dot Dot, a Chicago-based rock band
Companies and agencies
Department of Telecom (in India)
Department of Tourism (in the Philippines)
Department of Transport (in the UK) (now the Department for Transport (DfT) )
Department of Transportation (in the USA and various U.S. states)
Dot Cycle and Motor Manufacturing Company British motorcycle manufacturing company
Dot Records a USA company
Other meanings
DOT language,
Source:
http://en.wikipedia.org/wiki/Dot[.]