noun
body group
Technical computing term for a group of elements that form the main body of a document or data structure, such as in XML or HTML.
XML文書では、本体集団が実際のデータを含む。
In an XML document, the body group contains the actual data.
Compound of 本体 (main body) and 集団 (group). The term is used in computing contexts, likely a calque from English 'body group'.