heavy, thick, long, and big; massive and heavy; heavy industry
Yojijukugo used especially for industrial products, materials, or sectors characterized by large scale and physical weight. Often contrasted with 軽薄短小 (light, thin, short, small).
Antonyms: 軽薄短小
日本の重厚長大産業は、かつて経済成長を支えた。
Japan's heavy and large-scale industries once supported economic growth.
This factory manufactures massive and heavy machinery.