a language that has been created for a particular purpose, rather than one that has developed naturally as a way for people to communicate

Esperanto is perhaps the best-known of all artificial languages. 世界语可能是所有人工语言中最著名的。

Programming languages are artificial languages in which the syntax and semantics are strictly defined. 编程语言是人工语言，其句法和语义是经过严格定义的。

He categorized seven types of speech-form, which were standard language, classical language, artificial language, vernacular, dialect, creole and pidgin. 他将语言分为七种类型，即标准语言、古典语言、人工语言、白话、方言、通用混合语和洋泾浜语。