noun
subclass; subdivision; subcategory
Used in classification systems to refer to a category that falls under a broader one. Common in academic, technical, and organizational contexts.
この分類では、哺乳類は脊椎動物の下位分類にあたる。
In this classification, mammals are a subclass of vertebrates.
商品を下位分類ごとに整理してください。
Please organize the products by subcategory.