1. to reduce or remove obstacles, restrictions, or difficulties that prevent something from happening or progressing
The government decided to lower barriers to entry for small businesses.
O governo decidiu reduzir as barreiras à entrada para pequenas empresas.
2. to make it easier for people to access, participate in, or achieve something
We need to lower barriers to education for disadvantaged communities.
Precisamos reduzir as barreiras à educação para comunidades desfavorecidas.