noun
conversational language
Computing term for a programming language designed for interactive, conversational use, such as BASIC or other interpreted languages with a REPL.
BASICは代表的な会話型言語の一つです。
BASIC is one of the typical conversational languages.
会話型言語では、ユーザーが入力した命令をすぐに実行できる。
In a conversational language, commands entered by the user can be executed immediately.
インタプリタ言語 (interpreted language) is a broader category; 会話型言語 specifically emphasizes interactive, conversational use, often with a REPL environment.
Compound of 会話 (conversation) + 型 (type/model) + 言語 (language). A calque from English 'conversational language', a term used in early computing.