未発達(みはったつ)

みはったつ
noun, na-adjective
undeveloped; immature; underdeveloped
descriptive
1. undeveloped; immature; underdeveloped
Not yet fully developed or matured. Used for physical growth, technology, infrastructure, or cognitive/emotional development.
子供(こども)の脳(のう)はまだ未発達(みはったつ)だ。
A child's brain is still undeveloped.
交通(こうつう)インフラが未発達(みはったつ)な地域(ちいき)がある。
There are areas where transportation infrastructure is underdeveloped.
技術(ぎじゅつ)がまだ未発達(みはったつ)だった時代(じだい)は、多(おお)くのことが手作業(てさぎょう)で行(おこな)われていた。
In an era when technology was still undeveloped, many things were done by hand.

未発達(みはったつ) uses the prefix 未(み) (not yet) + 発達(はったつ) (development), indicating something that has not yet reached its full potential.

Common collocations

Similar words

  • 未熟(みじゅく) — immature, inexperienced (often about skills or people)
  • 未発達(みはったつ) — undeveloped (neutral; about systems, organs, regions)
  • 低開発(ていかいはつ) — underdeveloped (older term, mainly for economies)

Related Words

Synonym: 未熟(みじゅく) (immature, inexperienced)
general
Added 2026.3.22 9:45 · Revised 2026.9.2 13:01
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