noun
backwardness; underdevelopment
Refers to a state of being behind in progress, development, or modernization compared to others. Often used in economic, technological, or social contexts.
その国の後進性は、インフラの不足に表れている。
The country's backwardness is evident in its lack of infrastructure.
技術の後進
To overcome technological underdevelopment, large investments are necessary.
発展途上 means 'developing' and is often used in a more neutral or positive light, whereas 後進性 emphasizes lagging behind.
Compound of 後進 (kōshin, 'backward; moving backward') + 性 (-sei, '-ness; quality'). The exact historical derivation is uncertain, but the word follows a common pattern for abstract nouns.