Extensible Markup Language (XML)

nouncandidate·updated May 9, 2026

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XML (Extensible Markup Language) is a "metalanguage", a language for describing other languages – which lets you design your own customized markup languages for different types of documents. It is designed to improve the functionality of the Web by providing more flexible and adaptable information identification.

MWE

Classifications

per-axis with provenance

Entity Type

Data75%llm-generatedllm:claude-haiku-4-5

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Sensitivity

—90%llm-generatedllm:claude-haiku-4-5

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Information Class

—90%llm-generatedllm:claude-haiku-4-5

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Variants

3 surface forms

plural: Extensible Markup Language (XML)S
possessive: Extensible Markup Language (XML)'s
pluralpossessive: Extensible Markup Language (XML)S'

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