noun
agglutinative language
Linguistics term for languages that form words by stringing together morphemes, each carrying a single grammatical function, such as Japanese, Korean, or Turkish.
日本語は膠着語に分類されることが多い。
Japanese is often classified as an agglutinative language.
膠着語では、接辞が次々と語幹に
In agglutinative languages, affixes are attached one after another to the stem.
A fusional/inflectional language, where a single affix may carry multiple grammatical meanings and morpheme boundaries are less clear (e.g., Latin, Russian).
From 膠着 (こうちゃく, 'adhesion, agglutination') + 語 (ご, 'language'). The term is a calque from Western linguistic terminology.