far-reaching

adjective
UK /ˌfɑːˈriːtʃɪŋ/
US /ˌfɑːrˈriːtʃɪŋ/

Something far-reaching affects many people or things over a large area.

The new law had far-reaching effects on the whole country.


OTHER MEANINGS

2. Reaching or extending over a great distance.

The far-reaching branches of the old oak shaded the entire yard.

3. Having a strong and lasting influence on the future.

Her far-reaching decision to study medicine changed her whole life.

4. Covering a large range of topics or subjects.

The professor gave a far-reaching lecture on world history.