frontier
word
Definition
A frontier is a border between two countries, or the limit of what is known or has been explored, especially in fields like science or technology.
Usage & Nuances
"Frontier" can refer both to physical national borders (often historical or in the past) and to areas of advancement in research or technology ("the frontiers of medicine"). In science or tech, it is often used metaphorically. In everyday speech, it may sound formal or academic.
Example Sentences
The explorers crossed the frontier into new land.
basic
The town is close to the frontier of the country.
basic
Scientists are working at the frontier of medical research.
basic
Pushing the frontier of technology, this company is creating amazing new products.
natural
Living on the frontier meant facing many challenges every day.
natural
We're entering a new frontier in space travel.
natural