Noun
infoset (plural infosets)
(computing) An abstract data model of an XML document in terms of a set of information items.
Since XML is by definition text-based, ITU-T and ISO are using the name Fast Infoset for their own binary infoset to avoid confusion (see ITU-T Rec. Source: Internet
The XML Infoset specification provides a vocabulary to refer to the constructs within an XML document, but also does not provide any guidance on how to access this information. Source: Internet