demonstrative adjective
A grammatical term referring to words like この, その, あの, どの that modify nouns to indicate proximity or reference. Used primarily in linguistic or educational contexts.
Words like この and その are called demonstrative adjectives.
指示代名詞 (demonstrative pronoun) stands alone (e.g., これ, それ), while 指示形容詞 modifies a noun (e.g., この本).
Compound of 指示 (shiji, 'demonstrative') and 形容詞 (keiyōshi, 'adjective'), a calque from Western grammatical terminology.