noun
artificial language; constructed language; conlang
Refers to languages deliberately created rather than naturally evolved, such as Esperanto, Klingon, or Lojban.
エスペラントは最も有名な人工言語の一つです。
Esperanto is one of the most famous artificial languages.
noun
In computing, refers to languages designed for defining structures, logic, or data, such as XML, HTML, or programming languages.
XMLはデータ構造を記述するための人工言語です。
XML is an artificial language for describing data structures.