noun
indexing language
Technical term in information science and computing for a controlled vocabulary or system used to index documents or data.
図書館情報学では、索引言語の設計が検索精度に大きく影響する。
In library and information science, the design of indexing languages greatly affects search precision.
Compound of 索引 (index) and 言語 (language). The exact historical derivation is uncertain; the term is a modern technical coinage.