未開発
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Meanings
1
undeveloped; backward; unexplored
Used for countries, regions, resources, or fields that are not yet developed or exploited. Often carries a slightly formal or news-report tone. 'Backward' can sound dated or pejorative; prefer 'undeveloped' or 'less developed' in neutral contexts.
Undeveloped areas still have abundant nature.
That country has many undeveloped resources.
Usage patterns
- 〈場所〉が未開発であるfor a place/region to be undeveloped
This jungle is still undeveloped.
- 未開発の〈物〉an undeveloped resource, technology, area, etc.
This country has many undeveloped resources.
- 〈物〉を未開発のままにするto leave something undeveloped
The government has left this region undeveloped.