rmation Sciences] 
n.,
 Notes made in the margin of a document. 
Syn
.: marginal notes. [Archives] 
n., Data in a form that can be recognized, accepted, and interpreted by a machine, such as a computer or other data
processing device, whether created in such a form or converted from a format that a machine cannot read. [Computer
and Information Sciences] 
v., To add codes (markup tags) to a digital document to give semantic structure to the content. Information Sciences] 
Syn
.: tag. [Computer and
n., A dig