definitional character entity set
Technical term in computing, referring to a set of character entities defined for a specific purpose, such as in SGML or XML.
In SGML, a definitional character entity set is used to represent special characters.
Compound of 定義 (definition), 文字 (character), 実体 (entity), and 集合 (set). A direct translation of the English computing term 'definitional character entity set'.